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Overview of Carotid Artery Disease

The two common carotid arteries, one on the right and the other on the left, arise from aorta or branches of the aorta in the chest. The carotids, along with the right and left vertebral arteries, supply the oxygen-hungry brain. To make sure that there are back-up procedures in case one or more of the arteries gets blocked, the four arteries are all somewhat connected at the base of the brain (circle of Willis). If one of the arteries gets narrowed, the othe...Read the full article