Peak QRS/T ratio and the spatial ventricular gradient differentiate acute vs chronic left bundle branch block after transcatheter aortic valve replacement.

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Title: Peak QRS/T ratio and the spatial ventricular gradient differentiate acute vs chronic left bundle branch block after transcatheter aortic valve replacement.
Authors: Waks JW; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Poulin MF; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Tung P; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Stabenau HF; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Haouzi A; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Clarke JD; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Zimetbaum P; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., d'Avila A; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Ultimo B; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Guibone KA; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Kiernan K; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Medline A; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Peters NS; National Heart and Lung Institute, Imperial College London, United Kingdom.; Department of Cardiology, Imperial College Healthcare NHS Trust, London, United Kingdom., Sau A; National Heart and Lung Institute, Imperial College London, United Kingdom.; Department of Cardiology, Imperial College Healthcare NHS Trust, London, United Kingdom., Ng FS; National Heart and Lung Institute, Imperial College London, United Kingdom.; Department of Cardiology, Imperial College Healthcare NHS Trust, London, United Kingdom., Kramer DB; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Shvilkin A; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Laham RJ; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts., Buxton AE; Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts.
Source: Heart rhythm O2 [Heart Rhythm O2] 2026 Jan 29; Vol. 7 (5), pp. 928-937. Date of Electronic Publication: 2026 Jan 29 (Print Publication: 2026).
Publication Type: Journal Article
Journal Info: Publisher: Elsevier Inc Country of Publication: United States NLM ID: 101768511 Publication Model: eCollection Cited Medium: Internet ISSN: 2666-5018 (Electronic) Linking ISSN: 26665018 NLM ISO Abbreviation: Heart Rhythm O2 Subsets: PubMed not MEDLINE
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