Aortic Arch Branches are Occluded: Which Artery Nourishes the Brain?

Abstract

Takayasu arteritis is an inflammatory vascular disease that primarily affects the aorta and its major branches. In this report, we present a 47-year-old woman whose aortic arch branches were totally occluded and the cerebral circulation is dependent on a dilated right vertebral artery.

How to Clamp and Bypass if There Is Single Artery Supply to the Head and That Contains Severe Stenosis?

“…Usually, one healthy carotid artery provides enough supply to brain if the Willis polygon is patent. However, during course of Takayasu arteritis, bilateral subclavian arteries, vertebral arteries and bilateral carotid arteries may be affected simultaneously [5], leading to severe neurologic symptoms.…”