For patients with symptomatic aortic regurgitation at high surgical risk, a transcatheter aortic valve replacement system exceeded safety and performance goals, according to results of the ALIGN-AR ...

The abdominal aorta begins after the aorta passes through a muscle called the diaphragm, at the level of the twelfth thoracic vertebra (a spot in the upper abdomen). From there, it travels downward, ...

The diaphragm is a dome-shaped muscle that separates the chest from the abdomen. This muscle, also called the thoracic diaphragm, is the main muscle used for breathing and is also involved in other ...