Balloon ValvuloplastyCatheterizationPulmonary Valve StenosisMitral Valve StenosisCardiac CatheterizationAortic Valve StenosisHeart Valve Prosthesis ImplantationBalloon OcclusionPulmonary Subvalvular StenosisHeart Valve ProsthesisHeart Septal Defects, AtrialPulmonary ValveProsthesis DesignRheumatic Heart DiseaseAortic ValveAtrial SeptumTricuspid Valve StenosisMitral ValveFollow-Up StudiesHemodynamicsCyanosisTreatment OutcomeEchocardiographyAngioplasty, BalloonChemoembolization, TherapeuticSeptal Occluder DeviceEchocardiography, TransesophagealInfant, NewbornEmbolization, TherapeuticBioprosthesisRecurrenceAortic Valve InsufficiencyProspective StudiesAngioplasty, Balloon, CoronaryDuctus Arteriosus, PatentProstheses and ImplantsIntra-Aortic Balloon PumpingMitral Valve InsufficiencyEthiodized OilGastric BalloonEchocardiography, Doppler, ColorIodized OilPostoperative ComplicationsAortic Valve ProlapseTime FactorsRetrospective StudiesHeart Valve DiseasesAngiographyMitral Valve AnnuloplastyHeart Septal Defects, VentricularPulmonary AtresiaCardiac CathetersFetal TherapiesRadiography, InterventionalEchocardiography, DopplerVenous InsufficiencyCardiac Surgical ProceduresPulmonary Valve InsufficiencyProsthesis ImplantationCatheterization, PeripheralHeart Defects, CongenitalCarcinoma, HepatocellularSeverity of Illness IndexPregnancy Complications, CardiovascularLiver NeoplasmsFemoral VeinFluoroscopyHypoplastic Left Heart SyndromeStentsReoperationFeasibility StudiesMultidetector Computed TomographyAortopulmonary Septal DefectAlloysProsthesis FailureChi-Square DistributionNoonan SyndromeHeart AtriaEndocardial FibroelastosisPostoperative PeriodForeign-Body MigrationPulmonary ArteryForamen Ovale, PatentTricuspid Valve InsufficiencyCathetersTomography, X-Ray ComputedAtrioventricular BlockArteriovenous FistulaAngioplasty, Balloon, Laser-AssistedFistulaHepatic ArteryEmbolism, ParadoxicalRisk FactorsAtrial Function, Left