Migraine Improves after Ischemic Stroke

Objective: To assess if migraine frequency spontaneously changes after stroke.Background: Patent foramen ovale (PFO) closure has been reported to decrease migraine attacks. Because many closures are carried out after an ischemic stroke, it is possible that migraine spontaneously improves after stroke.Methods: We have prospectively collected all patients with ischemic stroke and active migraine admitted to our stroke unit and have compared their migraine frequency before and 6, 12, and 24 months after stroke.Results: We studied 43 patients. Mean follow-up was 1.3 ± .5 years. The mean number of migraine attacks per month decreased from 2.9 ± 2.2 before stroke to .7 ± 1.4 six months after stroke (P 
Source: Journal of Stroke and Cerebrovascular Diseases - Category: Neurology Authors: Tags: Original Articles Source Type: research