Coarctation comes from the Latin coartare, meaning "to press together." In coarctation of the aorta, the aorta is pinched in or narrowed, either in a single location or along a portion of its length. This narrowing restricts normal blood flow through the . More information for adults with CoA Coarctation of the aorta is a narrowing of the aorta between the upper body branches and the lower body branches. It's typically in an isolated location just after the "arch" of the aorta. The blockage can increase blood pressure in your arms and head, yet reduce pressure in your legs.
Aortic coarctation is the narrowing of the aorta which slows or blocks the blood flow. It is often associated with other heart and vascular conditions, like abnormal heart valves or blood vessel outpouching. These conditions carry a risk of additional future problems. Heart and Main Vessels.