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Aug 6, 2021 · An aortic dissection is a serious condition in which a tear occurs in the inner layer of the body's main artery (aorta). Blood rushes through the tear, causing the inner and middle layers of the aorta to split (dissect).
Jul 26, 2021 · An aortic dissection is a tear in the inner aortic layer that allows blood to enter and further separate the inner and middle layers of the wall of the aorta and typically extends over a long length of the aorta in either direction and may extend into branch vessels originating from the aorta.
Aortic dissection explanation video. Aortic dissection ( AD) occurs when an injury to the innermost layer of the aorta allows blood to flow between the layers of the aortic wall, forcing the layers apart. [3]
Apr 23, 2023 · Aortic dissection is an acute process in which a tear in the internal face of the aorta leads to dissection through the laminas and formation of a new lumen (false lumen) and acute drop in systemic blood pressure, potentially leading to hemopericardium and cardiac tamponade with sudden death.
May 23, 2023 · Aortic dissection describes the condition when a separation has occurred in aortic wall intima, causing blood flow into a new false channel composed of the inner and outer layers of the media. Dissection most commonly occurs with a discrete intimal tear, but can occur without one.
Nov 6, 2022 · An aortic dissection is an emergency with your aorta, which is the largest blood vessel in your body and the main artery that takes blood from your heart to the rest of your body. In an...
Symptoms and signs include abrupt onset of tearing chest or back pain, and dissection may result in aortic regurgitation and compromised circulation in branch arteries. Diagnosis is by imaging tests (eg, transesophageal echocardiography, CT angiography, MRI, contrast aortography).
