coarctation

And it appeared Rycker had aortic coarctation, a narrowing of the large blood vessel branching off the heart, which would cause it to pump harder to force blood through the body.

She had a heart defect, Tennant said afterward, more specifically, coarctation of the aorta.

The hole in Rian’s heart closed on its own, but he still has a coarctation of the aorta, which is a narrowing of the large blood vessel that leads from the heart.

In children, the most common cause of high blood pressure is a narrowing, or coarctation, of the aorta.

In this study, the most common type of this defect was coarctation of the aorta -- a narrowing in the body's main artery that, in children, typically requires surgical repair.