Aortic Valve Insufficiency

**Definition:** Pathological condition characterized by the backflow of blood from the ASCENDING AORTA back into the LEFT VENTRICLE, leading to regurgitation. It is caused by diseases of the AORTIC VALVE or its surrounding tissue (aortic root).

**Tree numbers:** - C14.280.484.048.500

**Synonyms:** - Aortic Incompetence - Aortic Valve Incompetence - Regurgitation, Aortic Valve - Aortic Regurgitation