The typical method of treatment is through surgery such as<unk><unk>  reconstruction surgery (AVRS) and<unk><unk>  replacement, usually with a synthetic<unk> .
Quadricuspid aortic valve
Bicuspid aortic valve
Flutter valve
Mitral annular calcification
Supravalvular aortic stenosis
Accessory auricle
Overriding aorta
Mitral annular disjunction