Aortic Valve Insufficiency
Regurgitation, Aortic Valve; Incompetence, Aortic; Incompetence, Aortic Valve; Insufficiency, Aortic Valve; Regurgitation, Aortic
Backflow of blood from the aorta into the left ventricle, owing to imperfect functioning of the aortic semilunar valve.