MedlinePlus Medical Encyclopedia: Migraine headache

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Migraine headache

The term "migraine" refers to a syndrome of vascular spasms of the cranial blood vessels. Symptoms of a migraine attack may include heightened sensitivity to light and sound, nausea, auras (loss of vision in one eye or tunnel vision), difficulty of speech and intense pain predominating on one side of the head.

Update Date: 3/23/2001

Updated by: A.D.A.M. Medical Illustration Team

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