Aneurysm inside meningioma. Case report.

The first case in the literature of a large meningioma of the Sylvian fissure incorporating an aneurysm of the middle cerebral artery in a 7-year-old girl is described. The tumour with the aneurysm inside was totally removed. Despite resection of the middle cerebral artery there was complete disappearance of a severe pre-operative neurological deficit. The patient is practically healthy six years after surgery.