The most common predisposing factor for aortic dissection is hypertension. While ascending aortic dissection is a surgical emergency, a descending ... subclavian artery is involved on the left ...
[6] A diverticulum (also known as diverticulum of Kommerell) is a large out-pouching from the descending aorta from which a smaller vessel at times, the subclavian artery, arises. It is found in ...