Fig. 2
From: Giant serpentine aneurysm of the internal cerebral artery and mandibular aneurysm: a case report
The left internal and external carotid angiography. a Balloon occlusion test showed patency of anterior communicating artery. b–c Digital subtraction angiography anteroposterior and lateral views display the separate inflow and outflow channels of the giant serpentine aneurysm; Weakening of contrast medium filling at the distal end of the channel. d Left external carotid artery angiography suggests intramaxillary aneurysms