Echocardiography, TransesophagealEchocardiographyEchocardiography, Three-DimensionalEchocardiography, DopplerEchocardiography, Doppler, ColorHeart Septal Defects, AtrialMitral ValveHeart AtriaEchocardiography, StressMitral Valve InsufficiencyAtrial AppendageHeart DiseasesEsophagusEmbolismHeart Valve ProsthesisHeart Valve DiseasesAortic DiseasesIntraoperative CareEchocardiography, Doppler, PulsedHeart NeoplasmsAortic ValveDobutamineCardiac CatheterizationMonitoring, IntraoperativeThrombosisAtrial Function, LeftObserver VariationCardiac Surgical ProceduresMitral Valve ProlapseSensitivity and SpecificityAortic Valve InsufficiencyVentricular Function, LeftPredictive Value of TestsChordae TendineaeHeart VentriclesProspective StudiesHeart Valve Prosthesis ImplantationForamen Ovale, PatentIntraoperative PeriodAorta, ThoracicFeasibility StudiesStroke VolumeVentricular Dysfunction, LeftAtrial FibrillationEndocarditisPulmonary VeinsBlood Flow VelocitySeptal Occluder DeviceHeart AneurysmHeart SeptumEmbolism, ParadoxicalEndocarditis, BacterialReproducibility of ResultsMyxomaElectric CountershockHeart Defects, CongenitalMitral Valve StenosisElectrocardiographyHemodynamicsHeart Septal Defects, VentricularTricuspid ValveThoraxIntracranial EmbolismHeart RuptureAortic Valve StenosisAortic AneurysmEvaluation Studies as TopicTreatment OutcomeThromboembolismContrast MediaDiastoleUltrasonography, InterventionalFollow-Up StudiesMyocardial ContractionTricuspid Valve InsufficiencyCoronary CirculationRisk AssessmentThermodilutionSystoleCoronary AngiographyEmbolism, AirAtrial SeptumExercise TestAneurysm, DissectingDipyridamoleCrisscross HeartCoronary DiseaseCardiotonic AgentsCor TriatriatumBenzocaineTomography, X-Ray ComputedFetal HeartTime FactorsCardiac TamponadeHeartHeart ValvesCardiac VolumePulmonary ArteryVentricular Function, RightPericardial Effusion