Brain structural MRI changes before and after 6 months of preventive treatment with erenumab and onabotulinumtoxinA in migraine.

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Title: Brain structural MRI changes before and after 6 months of preventive treatment with erenumab and onabotulinumtoxinA in migraine.
Authors: Rosell-Mirmi J; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain., Caronna E; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain.; Headache Clinic, Neurology Department, Hospital Universitari Vall d'Hebron, Barcelona, Spain., Gallardo VJ; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain., Pareto D; Neuroradiology Section, Radiology Department (IDI), Hospital Universitari Vall d'Hebron, Barcelona, Spain., Alpuente A; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain.; Headache Clinic, Neurology Department, Hospital Universitari Vall d'Hebron, Barcelona, Spain., Torres-Ferrús M; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain.; Headache Clinic, Neurology Department, Hospital Universitari Vall d'Hebron, Barcelona, Spain., Giné-Ciprés E; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain.; Headache Clinic, Neurology Department, Hospital Universitari Vall d'Hebron, Barcelona, Spain., Rovira À; Neuroradiology Section, Radiology Department (IDI), Hospital Universitari Vall d'Hebron, Barcelona, Spain., Pozo-Rosich P; Headache and Neurological Pain Research Group, Vall d'Hebron Research Institute, Department of Neuroscience, Universitat Autònoma de Barcelona, Barcelona, Spain. patricia.pozo@vallhebron.cat.; Headache Clinic, Neurology Department, Hospital Universitari Vall d'Hebron, Barcelona, Spain. patricia.pozo@vallhebron.cat.
Source: The journal of headache and pain [J Headache Pain] 2026 May 16; Vol. 27 (1). Date of Electronic Publication: 2026 May 16.
Publication Type: Journal Article
Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 100940562 Publication Model: Electronic Cited Medium: Internet ISSN: 1129-2377 (Electronic) Linking ISSN: 11292369 NLM ISO Abbreviation: J Headache Pain Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1129-2377
DOI:10.1186/s10194-026-02393-0