A man with abnormal sleep behavior.

533 residual bleeding. All events end with his wife grabbing him by the hands, at which time he is calm, confused with poor recollection of his actions, but with feelings of remorse. Although the patient denied hypersomnia, he did report inability to concentrate on days following the events. Four years prior the patient had surgical correction of a left frontal lobe cavernous angioma. Postsurgical evolution and recent health status were uneventful. He has a regular sleep-wake schedule with 8 hours total sleep duration. Family history was