A coronary artery dissection is a serious heart condition that requires emergency treatment. This condition happens when one of the arteries in the heart develops a tear in its inner lining — one of ...

An aortic dissection happens when tears appear in the inner lining of the aorta, which is the main artery leaving the heart. Blood surges into the tears, causing the aorta lining to split, or dissect.

The aorta is the main artery of the human body. Its large structure is key to maintaining the vital function of pumping oxygenated blood around the whole body. Aortic ...