Despite this, there are many people who are not diagnosed with coarctation until they are being checked for high blood pressure as an adult. More than half of people with coarctation of that aorta also have a congenital heart valve defect (bicuspid aortic valve). Jul 18, · Coarctation of the aorta (CoA) is a congenital malformation of the aorta. The condition is also known as aortic coarctation. Either name indicates a constriction of the aorta. The aorta is the.
People with coarctation of the aorta are born with an aorta that is too narrow. The aorta is the longest blood vessel in the body. Blood is pumped from the left ventricle into the aorta. It then branches out into the right arm, head, and left arm.