Anomalous origin of the coronary arteries from the pulmonary artery represents a rare congenital condition in which one or both coronary arteries arise from the pulmonary trunk rather than the aorta.

Doctors at Brenner Children's Hospital in Winston-Salem treat two or three babies with ALCAPA each year, said Dr. Amanda Cook, a pediatric cardiologist there. The condition -- anomalous left coronary ...

In ALCAPA, the left coronary artery branches instead from the pulmonary artery, which normally carries blood to the lungs. As a result, some blood flowing into the coronary artery never makes it to ...