Mitral Valve InsufficiencyMitral ValvePulmonary ValvePulmonary Valve InsufficiencyAortic Valve InsufficiencyPulmonary Valve StenosisTricuspid Valve InsufficiencyAortic ValveHeart Valve DiseasesMitral Valve ProlapseVenous ValvesMitral Valve StenosisHeart Valve Prosthesis ImplantationHeart Valve ProsthesisCardiac Surgical ProceduresMitral Valve AnnuloplastyTricuspid ValveAortic Valve StenosisTetralogy of FallotBioprosthesisTreatment OutcomeChordae TendineaeEchocardiographyPulmonary AtresiaCatheterizationCardiac Valve AnnuloplastyVentricular Outflow ObstructionCardiac CatheterizationAdrenal InsufficiencyEchocardiography, TransesophagealAnimals, Inbred StrainsEndocarditisEndocarditis, BacterialHeart Defects, CongenitalBalloon ValvuloplastyHeart Septal Defects, VentricularEchocardiography, DopplerEchocardiography, Three-DimensionalEchocardiography, Doppler, ColorVenous InsufficiencyCarcinoid Heart DiseaseProsthesis DesignRenal InsufficiencyHeart VentriclesReoperationRheumatic Heart DiseaseHeart ValvesFollow-Up StudiesPulmonary ArteryProlapsePulmonary Subvalvular StenosisVentricular Function, RightExocrine Pancreatic InsufficiencyVentricular Function, LeftHemodynamicsPhonocardiographyPostoperative ComplicationsPlacental InsufficiencyTime FactorsRetrospective StudiesHeart NeoplasmsHeart AuscultationFetal Heart