Aortic Coarctation

**Definition:** A birth defect characterized by the narrowing of the AORTA that can be of varying degree and at any point from the transverse arch to the iliac bifurcation. Aortic coarctation causes arterial HYPERTENSION before the point of narrowing and arterial HYPOTENSION beyond the narrowed portion.

**Tree numbers:** - C14.240.400.090 - C14.280.400.090 - C16.131.240.400.090

**Synonyms:** - Coarctation of Aorta - Coarctation of the Aorta