Echocardiography, TransesophagealEchocardiographyIntraoperative CareIntraoperative PeriodEchocardiography, Three-DimensionalMonitoring, IntraoperativeEchocardiography, DopplerEchocardiography, Doppler, ColorEchocardiography, StressIntraoperative ComplicationsMitral ValveHeart Septal Defects, AtrialHeart AtriaMitral Valve InsufficiencyEchocardiography, Doppler, PulsedHeart DiseasesDobutamineAtrial AppendageHeart Valve DiseasesEsophagusHeart Valve ProsthesisHeart NeoplasmsVentricular Function, LeftEmbolismAortic ValveProspective StudiesCardiac CatheterizationSensitivity and SpecificityPredictive Value of TestsVentricular Dysfunction, LeftAortic DiseasesHeart VentriclesObserver VariationCardiac Surgical ProceduresStroke VolumeAtrial Function, LeftFeasibility StudiesThrombosisAortic Valve InsufficiencyTreatment OutcomeMitral Valve ProlapseHeart Valve Prosthesis ImplantationHeart Defects, CongenitalBlood Flow VelocityHemodynamicsElectrocardiographyHeart SeptumChordae TendineaeFollow-Up StudiesReproducibility of ResultsForamen Ovale, PatentRetrospective StudiesAorta, ThoracicEndocarditisContrast MediaPostoperative ComplicationsAtrial FibrillationMyxomaDiastoleMitral Valve StenosisHeart AneurysmPulmonary VeinsHeart Septal Defects, VentricularTricuspid ValveMyocardial ContractionSystoleSeptal Occluder DeviceAortic Valve StenosisEndocarditis, BacterialTomography, X-Ray ComputedTime FactorsTricuspid Valve InsufficiencyCoronary CirculationExercise TestUltrasonography, InterventionalCardiotonic AgentsEmbolism, ParadoxicalAortic AneurysmElectric CountershockFetal HeartSurgery, Computer-AssistedCoronary AngiographyEvaluation Studies as TopicIntracranial EmbolismDipyridamoleHeartCoronary DiseaseHeart RuptureThoraxMagnetic Resonance ImagingCardiac VolumeRisk FactorsThromboembolismPericardial EffusionMyocardial IschemiaVentricular Function, RightPreoperative CarePhysical ExaminationPulmonary ArteryEchocardiography, Four-Dimensional