Pulmonary Valve InsufficiencyPulmonary ValveEndocardiumPulmonary Valve StenosisAortic Valve InsufficiencyMitral Valve InsufficiencyTricuspid Valve InsufficiencyVenous ValvesAortic ValveHeart Valve DiseasesMitral ValveHeart Valve Prosthesis ImplantationCardiac Surgical ProceduresTetralogy of FallotHeart Valve ProsthesisTricuspid ValvePulmonary AtresiaPericardiumAdrenal InsufficiencyTreatment OutcomeAortic Valve StenosisAnimals, Inbred StrainsVentricular Outflow ObstructionBioprosthesisHeart ValvesCatheterizationCardiac CatheterizationCarcinoid Heart DiseaseVenous InsufficiencyHeart Defects, CongenitalRenal InsufficiencyHeart VentriclesEchocardiographyHeart Septal Defects, VentricularCardiac Valve AnnuloplastyBalloon ValvuloplastyExocrine Pancreatic InsufficiencyPulmonary Subvalvular StenosisPulmonary ArteryVentricular Function, RightPlacental InsufficiencyEndocarditisEndocarditis, BacterialFetal HeartMitral Valve ProlapseEndocardial CushionsMitral Valve StenosisHeartProsthesis DesignHeart SeptumEchocardiography, DopplerNoonan SyndromeTricuspid Valve StenosisFollow-Up StudiesElectrocardiographyVentricular Dysfunction, RightTime FactorsReoperationOligohydramniosTricuspid AtresiaHemodynamicsHeart Conduction SystemDogsInfant, NewbornProlapseHeart AtriaUltrasonography, PrenatalRetrospective StudiesEchocardiography, Doppler, ColorEndocardial FibroelastosisMyocardiumEchocardiography, TransesophagealFibromaPostoperative ComplicationsHeart Septal DefectsFetal DiseasesAbnormalities, MultipleVentricular SeptumEndocarditis, Subacute BacterialMitral Valve AnnuloplastyVentricular FunctionDuctus ArteriosusHypertrophy, Right VentricularHeart Neoplasms