An aortic aneurysm occurs when a weak aortic wall stretches, causing it to bulge. An aortic dissection occurs when there’s a tear in the aortic wall, which can be fatal if not treated immediately. The ...

An aortic aneurysm is defined as a permanent dilation of the aortic diameter of more than 50% of its original size due to structural weakening of the aortic wall. It may occur in either the thoracic ...

The aorta is the main blood vessel in your body. It starts in your chest where it comes off the heart and sends branches to your arms and head. It travels through your chest next to the spine and then ...