Heart Defects, CongenitalHeartAbnormalities, MultipleFetal HeartHeart Septal Defects, VentricularInfant, NewbornHeart Septal DefectsHeart Septal Defects, AtrialCyanosisEndocardial Cushion DefectsDown SyndromePregnancyUltrasonography, PrenatalTetralogy of FallotGrowth Differentiation Factor 1Noonan SyndromeCardiac Surgical ProceduresHeart RateCardiovascular AbnormalitiesHeart ValvesTransposition of Great VesselsChromosomes, Human, Pair 22Neonatal ScreeningHypoplastic Left Heart SyndromeEchocardiographyFaciesTruncus Arteriosus, PersistentSyndromeFetal DiseasesGestational AgeOximetryHeart DiseasesArkansasMusculoskeletal AbnormalitiesTricuspid AtresiaDiGeorge SyndromePrenatal DiagnosisNuchal Translucency MeasurementRetrospective StudiesSitus InversusEchocardiography, Four-DimensionalPulmonary Valve StenosisChromosome DeletionMutationDuctus Arteriosus, PatentPhenotypePulmonary ArteryHeart BlockWolf-Hirschhorn SyndromeHeart FailureTrisomyCase-Control StudiesKaryotypingFolic AcidAortic CoarctationIntellectual DisabilityGene Expression Regulation, DevelopmentalArcus SenilisProspective StudiesRisk FactorsCardiac CatheterizationPregnancy Trimester, FirstCardiopulmonary BypassEndocardial CushionsMyocardiumCongenital AbnormalitiesGATA4 Transcription FactorEndocardiumGATA6 Transcription FactorHeart TransplantationHypertension, PulmonaryPulmonary CirculationFollow-Up StudiesTime FactorsBalloon ValvuloplastyTreatment OutcomeChromosome DisordersEchocardiography, Three-DimensionalPregnancy OutcomeMorphogenesisPregnancy ComplicationsPregnancy Trimester, SecondMyocytes, CardiacChromosomes, Human, Pair 21GeorgiaPedigreeFatal OutcomeHeart VentriclesCohort StudiesPostoperative ComplicationsFaceT-Box Domain ProteinsDiseases in TwinsHeterotaxy SyndromeDevelopmental DisabilitiesHemodynamicsS-AdenosylhomocysteineHomeodomain ProteinsZebrafishEchocardiography, Doppler, Color