Cardiac CatheterizationEchocardiography, TransesophagealEchocardiographyEchocardiography, DopplerEchocardiography, Three-DimensionalEchocardiography, Doppler, ColorHeart DiseasesCardiac Surgical ProceduresCardiac OutputMyocytes, CardiacEchocardiography, StressHeart Septal Defects, AtrialMitral ValveUrinary CatheterizationHeart Defects, CongenitalHeartHeart VentriclesHeart AtriaCatheterizationVentricular Function, LeftHemodynamicsMitral Valve InsufficiencyElectrocardiographyEchocardiography, Doppler, PulsedStroke VolumeHeart Valve DiseasesVentricular Dysfunction, LeftProspective StudiesDobutamineHeart NeoplasmsCoronary AngiographyMyocardial InfarctionMyocardial ContractionHeart Valve ProsthesisArrhythmias, CardiacAortic ValvePredictive Value of TestsEmbolismHeart Septal Defects, VentricularPulmonary ArteryTreatment OutcomeTime FactorsAtrial AppendageAortic Valve InsufficiencyHeart SeptumPulmonary Wedge PressureAortic Valve StenosisSensitivity and SpecificityCoronary DiseaseFollow-Up StudiesHeart FailureCardiac Pacing, ArtificialCoronary CirculationBlood Flow VelocityCardiac TamponadeMyocardiumEsophagusDiastoleRetrospective StudiesThrombosisExercise TestCardiomyopathiesObserver VariationFeasibility StudiesHypertension, PulmonaryAortic DiseasesCatheterization, PeripheralIntraoperative CareMitral Valve StenosisDeath, Sudden, CardiacAtrial Function, LeftContrast MediaCatheterization, Swan-GanzPulmonary VeinsCardiac VolumeSystoleHeart Valve Prosthesis ImplantationHeart AneurysmAngiocardiographyCardiomegalyBlood PressureCineangiographyPericarditis, ConstrictiveHeart Function TestsCoronary Artery DiseaseCardiomyopathy, HypertrophicMyocardial IschemiaCardiotonic AgentsCardiac Care FacilitiesCatheterization, Central VenousReproducibility of ResultsHeart RateTricuspid ValveAorta, ThoracicMonitoring, IntraoperativePulmonary Valve StenosisMitral Valve ProlapseAtrial FibrillationCoronary Artery BypassRisk Factors