Echocardiography, TransesophagealEchocardiographyEchocardiography, Three-DimensionalEchocardiography, DopplerEchocardiography, Doppler, ColorEchocardiography, StressMitral ValveHeart Septal Defects, AtrialHeart AtriaEchocardiography, Doppler, PulsedMitral Valve InsufficiencyHeart DiseasesDobutamineAtrial AppendageHeart Valve DiseasesEsophagusHeart Valve ProsthesisVentricular Function, LeftHeart NeoplasmsEmbolismCardiac CatheterizationAortic ValveVentricular Dysfunction, LeftHeart VentriclesSensitivity and SpecificityObserver VariationIntraoperative CareAortic DiseasesPredictive Value of TestsStroke VolumeProspective StudiesAtrial Function, LeftMonitoring, IntraoperativeThrombosisAortic Valve InsufficiencyMitral Valve ProlapseCardiac Surgical ProceduresFeasibility StudiesHeart Valve Prosthesis ImplantationHeart Defects, CongenitalElectrocardiographyChordae TendineaeBlood Flow VelocityForamen Ovale, PatentHeart SeptumHemodynamicsEndocarditisReproducibility of ResultsDiastoleHeart AneurysmAorta, ThoracicAtrial FibrillationIntraoperative PeriodMyxomaMitral Valve StenosisMyocardial ContractionPulmonary VeinsSystoleContrast MediaTricuspid ValveFollow-Up StudiesEndocarditis, BacterialAortic Valve StenosisTreatment OutcomeHeart Septal Defects, VentricularExercise TestSeptal Occluder DeviceTricuspid Valve InsufficiencyCoronary CirculationEmbolism, ParadoxicalCardiotonic AgentsFetal HeartElectric CountershockTime FactorsCoronary AngiographyDipyridamoleRetrospective StudiesHeartCoronary DiseaseAortic AneurysmUltrasonography, InterventionalEvaluation Studies as TopicHeart RuptureThoraxCardiac VolumeTomography, X-Ray ComputedIntracranial EmbolismPericardial EffusionVentricular Function, RightPhysical ExaminationThromboembolismMyocardial IschemiaCardiomyopathiesEchocardiography, Four-DimensionalPulmonary ArteryHypertrophy, Left VentricularRisk FactorsMyocardial InfarctionThermodilutionAtrial Septum