Medically reviewed by Christopher Lee, MD The aorta is the largest blood vessel in the body, carrying oxygen-rich blood from the heart to every organ and tissue. It begins at the left ventricle, ...

DAVID MONTGOMERY: Aortic stenosis is a tightening of one of the four major valves of the heart. The aortic valve is particularly important because the aortic valve is the gateway to the rest of ...

For a balloon-expandable transcatheter aortic valve replacement (TAVR or TAVI ... of intermediate sizes to better match patient anatomy, a higher skirt, wider stent frame, and shorter frame ...