Echocardiography, TransesophagealEchocardiographyEchocardiography, Three-DimensionalEchocardiography, DopplerEchocardiography, Doppler, ColorHeart Septal Defects, AtrialMitral ValveAtrial AppendageHeart AtriaMitral Valve InsufficiencyHeart DiseasesEmbolismEchocardiography, StressAortic DiseasesHeart Valve ProsthesisHeart Valve DiseasesIntraoperative CareHeart NeoplasmsEsophagusAortic ValveThrombosisMonitoring, IntraoperativeCardiac CatheterizationEchocardiography, Doppler, PulsedCardiac Surgical ProceduresMitral Valve ProlapseDobutamineForamen Ovale, PatentAtrial Function, LeftAortic Valve InsufficiencyChordae TendineaeHeart Valve Prosthesis ImplantationEndocarditisIntraoperative PeriodAorta, ThoracicObserver VariationVentricular Function, LeftSeptal Occluder DevicePredictive Value of TestsAtrial FibrillationHeart AneurysmSensitivity and SpecificityHeart VentriclesProspective StudiesEmbolism, ParadoxicalMyxomaHeart SeptumStroke VolumeVentricular Dysfunction, LeftElectric CountershockEndocarditis, BacterialMitral Valve StenosisPulmonary VeinsFeasibility StudiesIntracranial EmbolismThoraxHeart Defects, CongenitalAortic AneurysmHeart Septal Defects, VentricularBlood Flow VelocityBenzocaineThromboembolismHemodynamicsTricuspid ValveHeart RuptureAortic Valve StenosisElectrocardiographyTricuspid Valve InsufficiencyReproducibility of ResultsEmbolism, AirAneurysm, DissectingContrast MediaUltrasonography, InterventionalTreatment OutcomeAtrial SeptumDiastoleEvaluation Studies as TopicFollow-Up StudiesMyocardial ContractionIntracranial Embolism and ThrombosisSystoleCrisscross HeartPulmonary EmbolismCoronary CirculationCor TriatriatumMethemoglobinemiaHematomaCoronary AngiographyCardiovascular Surgical ProceduresThermodilutionCardiac TamponadeTomography, X-Ray ComputedCatheterization, Swan-GanzAortographyHeart ValvesCoronary AneurysmMitral Valve AnnuloplastyHeartSinus of ValsalvaIntraoperative Complications