A Case Report of an Abnormal Configuration of the Branches of Aortic Arch with an Internal Carotid Artery Aneurysm

AbstractWe report a rare case of an abnormal configuration of the aortic arch branches. The first branch of aortic arch was as normal right brachiocephalic artery. The second branch was an internal carotid artery originating directly from the aortic arch, not from the left common carotid artery. This internal carotid artery had an extracranial aneurysm at the level of the third cervical vertebra. The last branch was a common trunk of the left external carotid and left subclavian artery. The internal carotid artery aneurysm was succesfully resected