EchocardiographyEchocardiography, DopplerColorEchocardiography, Doppler, ColorUltrasonography, Doppler, ColorEchocardiography, TransesophagealBlood Flow VelocityEchocardiography, Three-DimensionalMitral Valve InsufficiencyUltrasonography, DopplerEchocardiography, StressEchocardiography, Doppler, PulsedMitral ValveTricuspid Valve InsufficiencyHeart Valve DiseasesHeart Septal Defects, VentricularHeart ValvesColor PerceptionCardiac CatheterizationDoppler EffectCoronary CirculationModels, CardiovascularCoronary Vessel AnomaliesUltrasonographyHeart DiseasesUltrasonography, Doppler, PulsedPulmonary ArteryDobutamineRegional Blood FlowSensitivity and SpecificityVentricular Function, LeftVentricular Dysfunction, LeftUltrasonography, Doppler, TranscranialColor VisionColor Perception TestsPredictive Value of TestsHeart VentriclesStroke VolumeDiastoleObserver VariationProspective StudiesInfant, NewbornReproducibility of ResultsUltrasonography, PrenatalSystoleColor Vision DefectsHair ColorHeart AtriaHeart Septal Defects, AtrialFetal HeartHeart Defects, CongenitalContrast MediaMyocardial ContractionHemodynamicsElectrocardiographyAortic ValveFeasibility StudiesExercise TestHeart NeoplasmsTime FactorsEchocardiography, Four-DimensionalFollow-Up StudiesCardiotonic AgentsHeart SeptumTricuspid ValveRetrospective StudiesHeart Valve ProsthesisLaser-Doppler FlowmetryAortic Valve StenosisVentricular Function, RightPregnancyEarly DiagnosisEye ColorTreatment OutcomeAtrial Function, LeftHypertrophy, Left VentricularCardiomyopathiesHeartPulsatile FlowHeart FailureMitral Valve StenosisPrenatal DiagnosisMyocardial InfarctionPigmentationAortic Valve InsufficiencyDelayed DiagnosisPrognosisFetal DiseasesCardiac VolumeVentricular Dysfunction, RightMitral Valve ProlapseMyocardial IschemiaHeart MurmursSeverity of Illness IndexDipyridamolePericardial EffusionMagnetic Resonance ImagingTomography, X-Ray ComputedVentricular RemodelingCoronary Angiography