Mitral Valve StenosisMitral Valve InsufficiencyMitral ValveRheumatic Heart DiseaseMitral Valve AnnuloplastyChordae TendineaeAortic Valve InsufficiencyEchocardiography, Doppler, ColorEchocardiographyMitral Valve ProlapseEchocardiography, DopplerHeart Valve Prosthesis ImplantationAortic Valve StenosisTricuspid Valve InsufficiencyCatheterizationEchocardiography, Three-DimensionalHeart Valve ProsthesisEchocardiography, TransesophagealPhonocardiographyCardiac CatheterizationPapillary MusclesStroke VolumeHeart Valve DiseasesCardiac Surgical ProceduresCarotid StenosisVentricular Function, LeftHemodynamicsHeart AtriaHeart MurmursHeart SoundsBalloon ValvuloplastyTreatment OutcomeAortic ValveSeverity of Illness IndexFollow-Up StudiesHeart AuscultationVentricular Dysfunction, LeftDoppler EffectVentricular RemodelingCoronary StenosisPulmonary Wedge PressureHeart VentriclesBlood Flow VelocitySpinal StenosisMyocardial IschemiaPulmonary Valve InsufficiencyAtrial Function, LeftSystoleEndocarditisCardiac Valve AnnuloplastyTracheal StenosisProspective StudiesPulmonary Valve StenosisKinetocardiographyTricuspid ValveAtrial FibrillationTime FactorsBioprosthesisRetrospective StudiesPredictive Value of TestsLutembacher SyndromeHeart FailurePostoperative ComplicationsSuture TechniquesDiastoleObserver VariationPyloric StenosisCardiac VolumeConstriction, PathologicCardiomyopathy, DilatedHypertension, PulmonaryHeart DiseasesReoperationElectrocardiographyMyocardial ContractionAnesthesia, RectalEchocardiography, StressPregnancy Complications, CardiovascularPulmonary VeinsCardiac Pacing, ArtificialAngiocardiographyCor TriatriatumSheepCalcinosisMyxomaHeart Defects, CongenitalChronic DiseaseExercise TestRecurrencePulmonary ArteryHeart NeoplasmsHeart RuptureEbstein AnomalyVentricular Outflow ObstructionDilatation, PathologicBalloon OcclusionCoronary Artery BypassCoronary AngiographyPulmonary CirculationReproducibility of Results