Balloon occlusion to minimize outflow and even further embolization with ethanol from microcatheter inserted throughout the balloon catheter. ( Through the years, cerebral vascular malformations happen to be labeled in a number of approaches by lots of authors, generally on The idea in the presence or absence of arteriovenous shunting, https://www.sgvascularctr.com/understanding-venous-malformation-treatments-in-singapore/