A thoracic aortic aneurysm is a stretched and bulging area in the wall of the aorta. The aorta is the large artery that carries oxygen-rich blood from the heart to the rest of the body. A thoracic aortic aneurysm happens in the section of the aorta that is in the chest.
Thoracic aortic aneurysms are also known as ascending or descending aortic aneurysms.
Last Revised: February 22, 2012
Author: Healthwise Staff
Medical Review: E. Gregory Thompson, MD - Internal Medicine & David A. Szalay, MD - Vascular Surgery
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