basilar migraine

basilar migraine Neurology A type of classical migraine that first appears in adolescence, primarily in young ♀, often associated with the menstrual cycle, which is linked to a vasomotor defect of a major brain artery (carotid, vertebrobasilar); in BMs, aura symptoms are thought to arise in the brainstem or occipital lobes Clinical Loss of consciousness, drop attacks, vertigo, alternating hemiplegia, and confusion, +– accompanied by ataxia, incoordination, diplopia, dysarthria, and nystagmus, as well as pallor, vomiting, and photophobia, possibly followed by polydipsia, polyuria, irritability. See Classical migraine.