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Aortic dissectionA progressive tear in the aorta. The inner lining (intima) of the aorta tears and blood surges through the tear, creating a new false channel and separating (dissecting) the middle layer (media) from the outer layer of the aorta. Aortic dissection usually occurs in the thoracic aorta, less often the abdominal aorta. About three-fourths of aortic di [..]
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Aortic dissectiona tear up the wall of the aorta.
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Aortic dissectionAortic dissection is a tear in the wall of the aorta that causes blood to flow between the layers of the wall of the aorta and force the layers apart. Aortic dissection is a medical emergency and can [..]
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Aortic dissectionThe aorta, the main blood vessel leading from the heart to the rest of the body, has a wall made of three layers. In rare circumstances, the layers of the aorta can separate, much as layers of plywoo [..]
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Aortic dissectionA pathologic process, characterised by splitting of the media layer of the aorta, which leads to formation of a dissecting aneurysm. Classified according to location as follows: type I involves the ascending aorta, transverse arch, and distal aorta; type II is confined to the ascending aorta; type III extends distally in the descending aorta. (05 M [..]
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