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Assessment of Thrombectomy versus Combined Thrombolysis and Thrombectomy in Patients with Acute Ischemic Stroke and Medium Vessel Occlusion.

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Title:	Assessment of Thrombectomy versus Combined Thrombolysis and Thrombectomy in Patients with Acute Ischemic Stroke and Medium Vessel Occlusion.
Authors:	Dmytriw AA; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Ghozy S; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Salim HA; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Musmar B; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Siegler JE; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Kobeissi H; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Shaikh H; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Khalife J; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Abdalkader M; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Klein P; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Nguyen TN; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Heit JJ; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Regenhardt RW; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Cancelliere NM; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., El Naamani K; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Amllay A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Meyer L; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Dusart A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Bellante F; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Forestier G; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Rouchaud A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Saleme S; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Mounayer C; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Fiehler J; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Kühn AL; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Puri AS; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Dyzmann C; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Kan PT; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Colasurdo M; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Marnat G; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Berge J; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Barreau X; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Sibon I; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Nedelcu S; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Henninger N; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Marotta TR; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Stapleton CJ; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Rabinov JD; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Ota T; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Dofuku S; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Yeo LLL; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Tan BYQ; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Martinez-Gutierrez JC; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Salazar-Marioni S; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Sheth S; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Renieri L; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Capirossi C; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Mowla A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Adeeb N; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Cuellar-Saenz HH; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Tjoumakaris SI; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Jabbour P; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Khandelwal P; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Biswas A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Clarençon F; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Elhorany M; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Premat K; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Valente I; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Pedicelli A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Filipe JP; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Varela R; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Quintero-Consuegra M; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Gonzalez NR; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Möhlenbruch MA; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Jesser J; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Costalat V; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Ter Schiphorst A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Yedavalli V; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Harker P; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Chervak LM; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Aziz Y; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Gory B; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Stracke CP; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Hecker C; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Kadirvel R; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Killer-Oberpfalzer M; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Griessenauer CJ; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Thomas AJ; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Hsieh CY; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Liebeskind DS; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Radu RA; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Alexandre AM; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Tancredi I; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Faizy TD; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Fahed R; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Weyland CS; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Lubicz B; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Patel AB; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Pereira VM; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.)., Guenego A; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).
Corporate Authors:	MAD-MT Consortium; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).
Source:	Radiology [Radiology] 2024 Aug; Vol. 312 (2), pp. e233041.
Publication Type:	Journal Article; Multicenter Study; Comparative Study
Journal Info:	Publisher: Radiological Society of North America Country of Publication: United States NLM ID: 0401260 Publication Model: Print Cited Medium: Internet ISSN: 1527-1315 (Electronic) Linking ISSN: 00338419 NLM ISO Abbreviation: Radiology Subsets: MEDLINE
Database:	MEDLINE Ultimate

FullText	Text: Availability: 0
Header	DbId: mdl DbLabel: MEDLINE Ultimate An: 39105645 AccessLevel: 2 PubType: Academic Journal PubTypeId: academicJournal PreciseRelevancyScore: 0
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Items	– Name: Title Label: Title Group: Ti Data: Assessment of Thrombectomy versus Combined Thrombolysis and Thrombectomy in Patients with Acute Ischemic Stroke and Medium Vessel Occlusion. – Name: Author Label: Authors Group: Au Data: <searchLink fieldCode="AU" term="%22Dmytriw+AA%22">Dmytriw AA</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Ghozy+S%22">Ghozy S</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Salim+HA%22">Salim HA</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Musmar+B%22">Musmar B</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Siegler+JE%22">Siegler JE</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Kobeissi+H%22">Kobeissi H</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Shaikh+H%22">Shaikh H</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Khalife+J%22">Khalife J</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Abdalkader+M%22">Abdalkader M</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Klein+P%22">Klein P</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Nguyen+TN%22">Nguyen TN</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Heit+JJ%22">Heit JJ</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Regenhardt+RW%22">Regenhardt RW</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Cancelliere+NM%22">Cancelliere NM</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22El+Naamani+K%22">El Naamani K</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Amllay+A%22">Amllay A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Meyer+L%22">Meyer L</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Dusart+A%22">Dusart A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Bellante+F%22">Bellante F</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Forestier+G%22">Forestier G</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Rouchaud+A%22">Rouchaud A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Saleme+S%22">Saleme S</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Mounayer+C%22">Mounayer C</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Fiehler+J%22">Fiehler J</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Kühn+AL%22">Kühn AL</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Puri+AS%22">Puri AS</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Dyzmann+C%22">Dyzmann C</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Kan+PT%22">Kan PT</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Colasurdo+M%22">Colasurdo M</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Marnat+G%22">Marnat G</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Berge+J%22">Berge J</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Barreau+X%22">Barreau X</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Sibon+I%22">Sibon I</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Nedelcu+S%22">Nedelcu S</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Henninger+N%22">Henninger N</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Marotta+TR%22">Marotta TR</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Stapleton+CJ%22">Stapleton CJ</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Rabinov+JD%22">Rabinov JD</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Ota+T%22">Ota T</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Dofuku+S%22">Dofuku S</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Yeo+LLL%22">Yeo LLL</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Tan+BYQ%22">Tan BYQ</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Martinez-Gutierrez+JC%22">Martinez-Gutierrez JC</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Salazar-Marioni+S%22">Salazar-Marioni S</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Sheth+S%22">Sheth S</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Renieri+L%22">Renieri L</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Capirossi+C%22">Capirossi C</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Mowla+A%22">Mowla A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Adeeb+N%22">Adeeb N</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Cuellar-Saenz+HH%22">Cuellar-Saenz HH</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Tjoumakaris+SI%22">Tjoumakaris SI</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Jabbour+P%22">Jabbour P</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Khandelwal+P%22">Khandelwal P</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Biswas+A%22">Biswas A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Clarençon+F%22">Clarençon F</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Elhorany+M%22">Elhorany M</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Premat+K%22">Premat K</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Valente+I%22">Valente I</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Pedicelli+A%22">Pedicelli A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Filipe+JP%22">Filipe JP</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Varela+R%22">Varela R</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Quintero-Consuegra+M%22">Quintero-Consuegra M</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Gonzalez+NR%22">Gonzalez NR</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Möhlenbruch+MA%22">Möhlenbruch MA</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Jesser+J%22">Jesser J</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Costalat+V%22">Costalat V</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Ter+Schiphorst+A%22">Ter Schiphorst A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Yedavalli+V%22">Yedavalli V</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Harker+P%22">Harker P</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Chervak+LM%22">Chervak LM</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Aziz+Y%22">Aziz Y</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Gory+B%22">Gory B</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Stracke+CP%22">Stracke CP</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Hecker+C%22">Hecker C</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Kadirvel+R%22">Kadirvel R</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Killer-Oberpfalzer+M%22">Killer-Oberpfalzer M</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Griessenauer+CJ%22">Griessenauer CJ</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Thomas+AJ%22">Thomas AJ</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Hsieh+CY%22">Hsieh CY</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Liebeskind+DS%22">Liebeskind DS</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Radu+RA%22">Radu RA</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Alexandre+AM%22">Alexandre AM</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Tancredi+I%22">Tancredi I</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Faizy+TD%22">Faizy TD</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Fahed+R%22">Fahed R</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Weyland+CS%22">Weyland CS</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Lubicz+B%22">Lubicz B</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Patel+AB%22">Patel AB</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Pereira+VM%22">Pereira VM</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.).<br /><searchLink fieldCode="AU" term="%22Guenego+A%22">Guenego A</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.). – Name: AuthorCorporate Label: Corporate Authors Group: Au Data: <searchLink fieldCode="CA" term="%22MAD-MT+Consortium%22">MAD-MT Consortium</searchLink>; From the Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard University, Boston, Mass (A.A.D., R.W.R., C.J.S., J.D.R., A.B.P.); Departments of Medical Imaging and Neurosurgery, Neurovascular Centre, St. Michael's Hospital, Toronto, ON, Canada M5B 1W8 (A.A.D., N.M.C., T.R.M., V.M.P.); Departments of Neurologic Surgery & Radiology, Mayo Clinic, Rochester, Minn (S.G., H.K., R.K.); Cooper Neurologic Institute, Cooper University Hospital, Cooper Medical School of Rowen University, Camden, NJ (J.E.S., H.S., J.K., A.J.T., A.G.); Departments of Radiology & Neurology, Boston Medical Center, Boston, Mass (M.A., P. Klein, T.N.N.); Department of Interventional Neuroradiology, Stanford Medical Center, Palo Alto, Calif (J.J.H.); Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pa (K.E.N., A.A., S.I.T., P.J.); Department of Neurosurgery and Interventional Neuroradiology, Louisiana State University, Shreveport, La (H.A.S., B.M., N.A., H.H.C.S.); Department of Diagnostic and Interventional Neuroradiology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany (L.M., J.F. T.D.F.); Department of Neurology, Hôpital Civil Marie Curie, Charleroi, Belgium (A.D., F.B.); Department of Neuroradiology, University Hospital of Limoges, Université de Limoges, Limoges, France (G.F., A.R., S. Saleme, C.M.); Department of Radiology, Division of Neurointerventional Radiology, University of Massachusetts Medical Center, Worcester, Mass (A.L.K., A.S.P.); Department of Neuroradiology, Sana Kliniken, Lübeck GmbH, Lübeck, Germany (C.D.); Department of Neurosurgery, University of Texas Medical Branch, Galveston, Tex (P.T.K., M.C.); Department of Interventional Neuroradiology, Bordeaux University Hospital, Bordeaux, France (G.M., J.B., X.B.); Department of Neurology, Bordeaux University Hospital, Bordeaux, France (I.S.); Department of Neurology, University of Massachusetts Chan Medical School, Worcester, Mass (S.N., N.H.); Department of Psychiatry, University of Massachusetts Chan Medical School, Worcester, Mass (N.H.); Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Mass (N.H.); Department of Neurosurgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan (T.O., S.D.); Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore (L.L.L.Y., B.Y.Q.T.); Department of Medicine, Division of Neurology, National University Hospital, Singapore (B.Y.Q.T.); Department of Neurology, UTHealth McGovern Medical School, Houston, Tex (J.C.M.G., S.S.M.); Interventistica Neurovascolare, Ospedale Careggi di Firenze, Florence, Italy (S. Sheth, L.R., C.C.); Department of Neurologic Surgery, Division of Stroke and Endovascular Neurosurgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif (A.M.); Department of Endovascular Neurosurgery and Neuroradiology, Rutgers University New Jersey Medical School in Newark, Newark, NJ (P. Khandelwal); Department of Neurosurgery, Westchester Medical Center at New York Medical College, Valhalla, NY (A.B.); Department of Neuroradiology, Pitié-Salpêtrière Hospital, GRC BioFast, Sorbonne University, Paris, France (F.C., M.E., K.P.); Neurology Department, Faculty of Medicine, Tanta University, Egypt (M.E.); UOSA Neuroradiologia Interventistica, Fondazione Policlinico Universitario A.Gemelli IRCCS, Rome, Italy (I.V., A.P., A.M.A.); Department of Diagnostic and Interventional Neuroradiology, Centro Hospitalar Universitário do Porto, Porto, Portugal (J.P.F.); Department of Neurology, Centro Hospitalar Universitário do Porto, Porto, Portugal (R.V.); Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif (M.Q.C., N.R.G.); Department of Vascular and Interventional Neuroradiology, Universitätsklinikum Heidelberg, Heidelberg, Germany (M.A.M., J.J., C.W.); Department of Neuroradiology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (V.C., R.A.R.); Department of Neurology, Gui de Chauliac Hospital, Montpellier University Medical Center, Montpellier, France (A.t.S.); Department of Radiology, Division of Neuroradiology, Johns Hopkins Medical Center, Baltimore, Md (V.Y.); Department of Neurology, University of Cincinnati Medical Center, Cincinnati, Ohio (P.H., L.M.C., Y.A.); Department of Interventional Neuroradiology, Nancy University Hospital, Nancy, France (B.G.); INSERM U1254, IADI, Université de Lorraine, Nancy, France (B.G.); Department of Radiology, Section of Interventional Neuroradiology, University Medical Center Münster, Münster, Germany (C.P.S.); Departments of Neurology & Neurosurgery, Christian Doppler Clinic, Paracelsus Medical University, Salzburg, Austria (C.H., M.K.O., C.J.G.); Department of Neurology, Sin-Lau Hospital, Tainan, Taiwan (C.Y.H.); UCLA Stroke Center and Department of Neurology Department, University of California Los Angeles, Los Angeles, Calif (D.S.L.); Department of Medicine, Division of Neurology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada (I.T., R.F.); Department of Diagnostic and Interventional Neuroradiology, Erasme University Hospital, Brussels, Belgium (B.L.). – Name: TitleSource Label: Source Group: Src Data: <searchLink fieldCode="JN" term="%220401260%22">Radiology</searchLink> [Radiology] 2024 Aug; Vol. 312 (2), pp. e233041. – Name: TypePub Label: Publication Type Group: TypPub Data: Journal Article; Multicenter Study; Comparative Study – Name: TitleSource Label: Journal Info Group: Src Data: <i>Publisher: </i><searchLink fieldCode="PB" term="%22Radiological+Society+of+North+America%22">Radiological Society of North America </searchLink><i>Country of Publication: </i>United States <i>NLM ID: </i>0401260 <i>Publication Model: </i>Print <i>Cited Medium: </i>Internet <i>ISSN: </i>1527-1315 (Electronic) <i>Linking ISSN: </i><searchLink fieldCode="IS" term="%2200338419%22">00338419 </searchLink><i>NLM ISO Abbreviation: </i>Radiology <i>Subsets: </i>MEDLINE
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