Hi lynn
Familial Hemiplegic Migraine (FHM) is a rare form of Migraine disease, a genetic neurologic disorder. It may begin in childhood and sometimes cease in adulthood, but not for everyone. Our Hemiplegic Migraine - The Basics article has important
information that may be of interest to you.
An expert medical professional in Migraines and headache disorders is who I'd want to see if I had this type of Migraine. This would be a Migraine specialist. Familial Hemiplegic Migraine can be difficult to treat and Migraine specialists are very knowledgeable on current treatments. We have a list of patient recommended specialists you can see HERE.
Good luck
Nancy