Murscha, æt. 28, black male, presented himself at the Johonniter Hospital on the 14th of May, 1888, with the following history:
Two years previous, while engaged in a quarrel near Jaffa he was struck on the head with a heavy staff and left for dead. He regained consciousness after several hours and from that time to the present has had no sickness of any kind, nor has he had paralysis or pain in the head.
He was in excellent health when he presented himself, being in full possession of all his mental faculties, and complained only of an offensive discharge from the head, which had been of six months' duration.
Examination revealed three sinuses over the right parietal eminence, and necrosed bone was found at the bottom of all of these; so I connected two of them by incision and removed, by seques-trium forceps, a piece of bone 2 inches