A tortuous thoracic aorta is serpentine in its shape or path, according to Yale University School of Medicine. The thoracic aorta is the portion of the descending aorta above the diaphragm, according to InnerBody. The de... More »

A tortuous aorta is an aorta with a twisted or distorted shape. A tortuous aorta may increase the risk for a variety of conditions or complications, according to the Cleveland Clinic. More »

Tortuosity of the thoracic aorta is a slight twist in the normal curvature of the aorta, according to Dr. Joseph H. Roosth writing for HealthTap. Tortuosity of the thoracic aorta is normally found on a chest X-ray. More »

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The thoracic cavity protects and holds the lungs, heart, trachea, esophagus, endocrine glands, thoracic aorta and the pulmonary artery. Enclosed by the ribs, breast bone and vertebral column, it is the second-largest hol... More »

The normal size for an ascending aorta is approximately 33 millimeters in diameter. Because normal human anatomy varies, approximately 95 percent of the human population falls between 37 and 29 millimeters. More »

The aorta is a large blood vessel that branches off from the heart and pumps oxygen-rich blood back into the body. The aorta carries blood away from the left ventricle and circulates it into the systemic circuit. The sys... More »

The aorta is an artery that originates from the heart, beginning at the top of the left ventricle. The heart pumps blood from the left ventricle into the aorta by way of the aortic valve. More »