posted on 2015-02-17, 04:01authored byCornelius Deuschl, Sophia Göricke, Carolin Gramsch, Neriman Özkan, Götz Lehnerdt, Oliver Kastrup, Adrian Ringelstein, Isabel Wanke, Michael Forsting, Marc Schlamann
DSA of the left carotid artery shows a left sided dAVF Type III Cognard/Merland classification (A). The venous drainage leads direct into a trapped left sided transverse sinus into a cortical vein, which is not dilatated (B).