<unk>  is a serious condition in which there is a separation of the aorta walls. The small tear can come larger. It can lead to bleeding into and along the wall of the aorta, the major artery carrying blood out of the heart.
Acute aortic syndrome
Aortic dissection
Aortic rupture
Traumatic aortic rupture
Thoracic aortic aneurysm
Acute myocardial infarction
STEMI
Superior vena cava syndrome