PET study points to migraine as a brain disorder

07/2/2013 | Medscape (free registration)

PET scans of patients experiencing the premonitory phase of migraine, which can include nausea, photophobia, phonophobia, mood swings and other symptoms, show activity in brain areas such as the hypothalamus, suggesting that migraine is not a response to pain stimuli, according to findings presented at a headache conference. The study included eight patients who had at least one premonitory scan without pain. The findings support the idea that migraine is a brain disorder, but this should not undermine the importance of pain experienced by patients with migraine, a researcher said.

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