Multiple Peripheral Aneurysms Associated and not Associated with Arteriovenous Malformation

Two cases of patients with multiple peripheral aneurysms are reported ; four aneurysms arising from the left callosomarginal artery feeding an arterivenous malformation (AVM) in a 51year-old female and two aneurysms from the left posterior inferior cerebellar artery not associated with AVM in a 53-year-old female. In the former case , the AVM was partly thrombosed and the most distal aneurysm was shown to be largery obliterated in the preoperative angiography . In the latter case, the proximal aneurysm was not visualized in the preoperative angiography .