Fig. 1From: Genetic and epigenetic mechanisms in the development of arteriovenous malformations in the brain a Cerebral angiogram of an AVM in frontal lobe of the brain. Nidus (thick arrow) and feeding artery (thin arrow). b Photomicrograph of an AVM in the temporal lobe of the brain (hematoxylin-eosin ×4)Back to article page