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Anteroposterior (a) and lateral (b) right internal carotid angiogram showing a lesion (white arrowheads) supplied by the distal branches of the right cerebral artery, mainly branches of the right pericallosal artery. The arteriovenous malformation (AVM) is shown to be draining into the superior sagittal sinus through a superficial draining vein. Postoperative angiography (c and d) shows complete resection with no arterial blush seen at the prior site of AVM (white asterisk).
