Quadricuspid Aortic Valve

**Definition:** Congenital malformation where the AORTIC VALVE has four instead of three cusps. It is often associated with AORTIC REGURGITATION and AORTIC VALVE STENOSIS.

**Tree numbers:** - C14.240.400.818 - C14.280.400.818 - C14.280.484.048.937 - C16.131.240.400.817

**Synonyms:** - Quadricuspid Aortic Valve Disease - Congenital Quadricuspid Aortic Valve - Quadricuspid Aortic Valvular Disease - Quadricuspid Aortic Valve Disorder - Quadricuspid Aortic Valve Condition