Hypoplastic Left Heart SyndromeNorwood ProceduresHeart Defects, CongenitalPalliative CareFontan ProcedureFetal HeartFetal TherapiesInfant, NewbornCardiac Surgical ProceduresHeart Bypass, RightPulmonary ArteryAortic CoarctationUltrasonography, PrenatalSyndromeBlalock-Taussig ProcedureHeart VentriclesAnastomosis, SurgicalHeart Septal Defects, AtrialVentricular Function, RightEndocardial FibroelastosisHeart SeptumPulmonary CirculationAortic Valve StenosisAortic ValvePrenatal DiagnosisCatheterizationVascular FistulaPulmonary VeinsAorta, ThoracicPregnancyEchocardiographyHeart TransplantationAbnormalities, MultipleGestational AgeEchocardiography, Doppler, ColorCardiac CatheterizationTransposition of Great VesselsTreatment OutcomeCoronary Vessel AnomaliesRetrospective StudiesHeartHeart Bypass, LeftEchocardiography, DopplerCardiopulmonary BypassPostoperative PeriodHemodynamicsAortaFatal OutcomePregnancy OutcomeCardiovascular Surgical ProceduresPostoperative Complications