The Clinical Spectrum of Familial Hemiplegic Migraine Associated with Mutations in a Neuronal Calcium Channel

BACKGROUND: Familial hemiplegic migraine, an autosomal dominant disorder characterized by attacks of transient hemiparesis followed by a migraine headache, is classically divided into pure familial hemiplegic migraine (affecting 80 percent of families) and familial hemiplegic migraine with permanent... View More