Pulmonary Valve InsufficiencyPulmonary Valve StenosisPulmonary ValveAortic Valve InsufficiencyMitral Valve InsufficiencyTricuspid Valve InsufficiencyVenous ValvesAortic ValveTetralogy of FallotPulmonary AtresiaHeart Valve DiseasesMitral ValveHeart Valve Prosthesis ImplantationCardiac Surgical ProceduresAortic Valve StenosisHeart Valve ProsthesisCatheterizationHeart Defects, CongenitalHeart Septal Defects, VentricularCardiac CatheterizationTricuspid ValveHeart Septal DefectsNoonan SyndromeTreatment OutcomePulmonary Subvalvular StenosisBalloon ValvuloplastyAortic Stenosis, SupravalvularEchocardiographyTransposition of Great VesselsCarotid StenosisPulmonary ArteryAdrenal InsufficiencyVentricular Outflow ObstructionAnimals, Inbred StrainsHeart Septal Defects, AtrialBioprosthesisInfant, NewbornMitral Valve StenosisAbnormalities, MultipleWeill-Marchesani SyndromeHeart SeptumPhysiognomyFollow-Up StudiesCoronary StenosisEchocardiography, DopplerHeart VentriclesCarcinoid Heart DiseaseSpinal StenosisVenous InsufficiencyRenal InsufficiencyCardiac Valve AnnuloplastyFetal DiseasesTracheal StenosisPostoperative ComplicationsAortic CoarctationHemodynamicsUltrasonography, PrenatalRetrospective StudiesAlagille SyndromeExocrine Pancreatic InsufficiencyDouble Outlet Right VentricleTricuspid Valve StenosisAngiocardiographyVentricular Function, RightAngioplasty, BalloonEndocarditisConstriction, PathologicPlacental InsufficiencyPyloric StenosisFetofetal TransfusionHeart ValvesProsthesis DesignMitral Valve ProlapseEndocarditis, BacterialElectrocardiographyReoperationPregnancyFetal HeartStentsVentricular Dysfunction, RightTime FactorsEchocardiography, Doppler, ColorTricuspid AtresiaAngiographyOligohydramniosBlood Flow VelocityProlapseProspective StudiesEchocardiography, TransesophagealCoronary Vessel AnomaliesSyndromeRenal Artery ObstructionFibromaAortic Stenosis, SubvalvularMitral Valve AnnuloplastyUltrasonography, Doppler, DuplexVentricular SeptumEndocarditis, Subacute BacterialSeverity of Illness IndexHeart Neoplasms