Aortal
Aortal: Pertaining to the aorta, the largest artery in the body.
Aortal is not often encountered (except in The New York Times crossword). The preferred term is aortic.
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- Aortic
Aortic: Pertaining to the aorta, the largest artery in the body. “Aortic” is in common usage as, for example, in an abdominal aortic aneurysm. The term “aortal” has the same meaning but is rarely encountered (except in The New York Times crossword).
- Aortic aneurysm
Aortic aneurysm: An outpouching (a local widening) of the largest artery in the body, the aorta, involving that vessel in its course above the diaphragm (thoracic aortic aneurysm) or, more commonly, below the diaphragm (abdominal aortic aneurysm). The diagnosis of an aortic aneurysm can be straight forward or difficult. Around 1900 the eminent physician William […]
- Aortic arch
Aortic arch: The second section of the aorta following the ascending aorta. As it continues from the heart, it gives off the brachiocephalic trunk, and the left common carotid and subclavian arteries. The brachiocephalic trunk splits to form the right subclavian and the right common carotid arteries, which supply blood to the right arm and […]
- Aortic arch syndrome
Aortic arch syndrome: 1. Any disorder that causes occlusion of the arteries that arise from the aortic arch. 2. Synonym for Takayasu disease. 3. The subclavian steal syndrome.
- Aortic atresia
Aortic atresia: Congenital absence of the normal valvular opening from the left ventricle of the heart into the aorta. Atresia here refers to the absence of a normal opening.