title: Functional status of the quadricuspid aortic valve/an uncommon coincidence of congenital quadricuspid aortic valve accompanied by hypertrophic obstructive cardiomyopathy.
authors.forename: Oktay
authors.initials: O
authors.lastname: Tutarel
authors.forename: Mechthild
authors.initials: M
authors.lastname: Westhoff-Bleck
mesh_terms: D001021:Aortic Valve / Q000002:abnormalities*; D001022:Aortic Valve Insufficiency / Q000150:complications / Q000151:congenital / Q000175:diagnosis* / Q000000981:diagnostic imaging; D002312:Cardiomyopathy, Hypertrophic / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D017548:Echocardiography, Transesophageal; D006801:Humans