Mitral Valve InsufficiencyMitral ValveAortic Valve InsufficiencyTricuspid Valve InsufficiencyPulmonary Valve InsufficiencyMitral Valve ProlapseVenous ValvesAortic ValveHeart Valve DiseasesMitral Valve StenosisHeart Valve Prosthesis ImplantationCardiac Surgical ProceduresMitral Valve AnnuloplastyHeart Valve ProsthesisVentricular Dysfunction, LeftEchocardiographySystoleVentricular Function, LeftChordae TendineaeAortic Valve StenosisTreatment OutcomeAdrenal InsufficiencyTricuspid ValveStroke VolumeEchocardiography, DopplerDiastoleBioprosthesisHeart VentriclesPulmonary ValveVenous InsufficiencyRenal InsufficiencyEchocardiography, TransesophagealRheumatic Heart DiseaseMyocardial ContractionHeart FailureHemodynamicsExocrine Pancreatic InsufficiencyEchocardiography, Three-DimensionalCardiac Valve AnnuloplastyPlacental InsufficiencyElectrocardiographyProspective StudiesEchocardiography, Doppler, ColorPhonocardiographyHeartEndocarditis, BacterialEndocarditis