Aorta. The aorta is the body's largest artery (the blood vessels that carry oxygen-rich blood). Roughly the diameter of a garden hose, this artery extends from the aortic valve in the heart down through the chest and abdominal region, where it divides into a blood vessel that supplies each leg.
WolffâParkinsonâWhite syndrome (WPW) is one of several disorders of the electrical system of the heart that are commonly referred to as pre-excitation syndromes.olffâParkinsonâWhite syndrome (WPW) is one of several disorders of the electrical system of the heart that are commonly referred to as pre-excitation syndromes.
von Willebrand disease. von Willebrand disease (VWD) is a disorder that is caused by a problem with one of the proteins in the blood (von Willebrand factor or vWF). People with VWD either donât have enough vWF or what they have doesnât work properly. vWF plays 2 important roles in blood clotting.