Neonatal Developmental Venous Anomaly (DVA)

Developmental venous anomaly (DVA) is the most frequent vascular malformation of the brain and is often diagnosed incidentally beyond childhood (1,2). DVA is characterized by a convergence of multiple venules that drain into a dilated superficial or deep vein. DVA is thought to represent a primary dysplasia of capillaries and small transcerebral veins (3) or a compensatory mechanism caused by an intrauterine accident resulting in thrombosis of normal venous pathways (4). Despite its congenital basis, neonatal diagnosis of a DVA is reported only once – a case of a huge DVA in association with polymicrogyria (5).…