<unk>  <unk>  describes a range of severe, painful, potentially life-threatening abnormalities of the aorta. These include aortic dissection, intramural thrombus, and penetrating atherosclerotic aortic ulcer.<unk>  can be caused by a lesion on the wall of the aorta that involves the tunica media, often in the descending aorta. It is possible for<unk>  to lead to acute coronary syndrome. The term was introduced in 2001.
Acute aortic syndrome
Aortic dissection
Aortic rupture
Traumatic aortic rupture
Thoracic aortic aneurysm
Subclavian steal syndrome
Inferior vena cava syndrome
Acute pericarditis