3 Cases of Surgically Treated Arteriovenous Malformations of the Brain

Arteriovenous malformation of the brain is a congenital abnormal communication between arterial and venous channels without the interposition of the capillary system and it not infrequently cause severe intracranial hemorrhage and neurological deficits. The authors are reporting three cases of cerebral arteriovenous malformations which underwent surgical treatment using the operating microscope under mannitolization without hypotensive anesthesia.