Cerebrovascular Malformation
Overview Treatment Vascular malformations are abnormal formations of blood vessels, which can occur in the brain. They can occur in the arteries, veins, or capillaries. Types of vascular malformations include: Arteriovenous malformation (AVM) Dural arteriovenous malformation Cavernous malformation Venous malformation Under normal circumstances, the brain's arteries connect to a network of tiny capillaries that distribute blood throughout the brain's tissue and return it to the veins.