Mitral Valve InsufficiencyMitral ValveAortic Valve InsufficiencyHeart Valve DiseasesAortic ValveTricuspid Valve InsufficiencyPulmonary Valve InsufficiencyMitral Valve ProlapseVenous ValvesMitral Valve StenosisHeart Valve Prosthesis ImplantationHeart Valve ProsthesisAortic Valve StenosisMitral Valve AnnuloplastyCardiac Surgical ProceduresRheumatic Heart DiseaseTricuspid ValvePulmonary ValveChordae TendineaeHeart ValvesTreatment OutcomeBioprosthesisEndocarditisEchocardiographyEndocarditis, BacterialAdrenal InsufficiencyPhentermineEchocardiography, TransesophagealFenfluramineVenous InsufficiencyCardiac Valve AnnuloplastyAntistreptolysinEchocardiography, DopplerRenal InsufficiencyHeart AtriaHeart DiseasesEchocardiography, Three-DimensionalCalcinosisAtrial FibrillationExocrine Pancreatic InsufficiencyAppetite DepressantsFollow-Up StudiesEchocardiography, Doppler, ColorPhonocardiographyPlacental InsufficiencyCatheterizationCardiac CatheterizationCardiomyopathiesHeart AuscultationRetrospective Studies