Figure 3.

Case 6. Post-operative active bleeding following transnasal surgery (A). Oblique CCA angiography showed the active extravasation of contrast from the right cavernous ICA(B). Right common carotid angiography after coil embolization of the internal carotid artery (C). Left internal carotid (D) and vertebral angiography (E) during occlusion shows adequate anterior and posterior communicating artery collateral filling. Permanent carotid occlusion was performed with no further episode of bleeding.