Hormones Increase Frequency Of Inherited Form Of Migraine In Women
Familial hemiplegic migraine (FHM) is an inherited form of severe migraine that is accompanied by visual disturbances known as aura. As with other types of migraine, it affects women more frequently than men. Most cases of FHM are caused by mutations in the CACNA1A gene, but whether these lead to spreading depression, the event in the brain that suppresses nerve cell activity and that has been linked to nongenetic forms of migraine with aura, has not been determined.
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Filed under: Endocrinology on January 4th, 2009