Vascular malformations are scarce ailments affecting the vascular program, which include veins, arteries and lymph vessels. Cerebral angiography. This is among the most thorough test to diagnose a brain AVM. Cerebral angiography reveals the location from the feeding arteries and draining veins, and that is critical to setting up treatment. https://sgvasculargrp.com/medical-condition/vascular-malformations/