Pulmonary Valve InsufficiencyPulmonary Valve StenosisPulmonary ValveAortic Valve InsufficiencyMitral Valve InsufficiencyTricuspid Valve InsufficiencyAortic ValveVenous ValvesHeart Valve DiseasesTetralogy of FallotPulmonary AtresiaMitral ValveHeart Valve Prosthesis ImplantationAortic Valve StenosisCardiac Surgical ProceduresHeart Defects, CongenitalHeart Valve ProsthesisCatheterizationTricuspid ValveHeart Septal DefectsHeart Septal Defects, VentricularTreatment OutcomeCardiac CatheterizationNoonan SyndromeEchocardiographyPulmonary Subvalvular StenosisAnimals, Inbred StrainsBalloon ValvuloplastyAortic Stenosis, SupravalvularTransposition of Great VesselsCarotid StenosisBioprosthesisPulmonary ArteryAdrenal InsufficiencyAortic CoarctationAbnormalities, MultipleVentricular Outflow ObstructionDilatation, PathologicHeart Septal Defects, AtrialInfant, NewbornMitral Valve StenosisFollow-Up StudiesEchocardiography, DopplerWeill-Marchesani SyndromeHeart SeptumPhysiognomyCoronary StenosisHeart VentriclesHemodynamicsCarcinoid Heart DiseaseSpinal StenosisVenous InsufficiencyRenal InsufficiencyBicuspidCardiac Valve AnnuloplastyRetrospective StudiesEndocarditis, BacterialFetal DiseasesTracheal StenosisPostoperative ComplicationsAortic AneurysmUltrasonography, PrenatalAlagille SyndromeExocrine Pancreatic InsufficiencyDouble Outlet Right VentricleTricuspid Valve StenosisAngiocardiographyVentricular Function, RightEchocardiography, TransesophagealProsthesis DesignAngioplasty, BalloonEndocarditisConstriction, PathologicPlacental InsufficiencyPyloric StenosisFetofetal TransfusionHeart ValvesReoperationSinus of ValsalvaMitral Valve ProlapseCalcinosisCoronary Vessel AnomaliesEchocardiography, Doppler, ColorElectrocardiographyTime FactorsPregnancyFetal HeartStentsProspective StudiesVentricular Dysfunction, RightTricuspid AtresiaAngiographyOligohydramniosSeverity of Illness IndexBlood Flow VelocityProlapsePhonocardiographySyndromeRisk FactorsTurner Syndrome