Echocardiography, TransesophagealEchocardiographyEchocardiography, Three-DimensionalEchocardiography, DopplerEchocardiography, Doppler, ColorHeart Septal Defects, AtrialMitral ValveAtrial AppendageHeart AtriaEchocardiography, StressMitral Valve InsufficiencyHeart DiseasesEmbolismHeart Valve ProsthesisAortic DiseasesHeart Valve DiseasesHeart NeoplasmsIntraoperative CareEsophagusAortic ValveEchocardiography, Doppler, PulsedThrombosisMonitoring, IntraoperativeCardiac CatheterizationDobutamineCardiac Surgical ProceduresMitral Valve ProlapseAtrial Function, LeftForamen Ovale, PatentAortic Valve InsufficiencyVentricular Function, LeftChordae TendineaeObserver VariationHeart Valve Prosthesis ImplantationEndocarditisAorta, ThoracicHeart VentriclesIntraoperative PeriodPredictive Value of TestsSensitivity and SpecificityProspective StudiesSeptal Occluder DeviceHeart AneurysmAtrial FibrillationVentricular Dysfunction, LeftStroke VolumeMyxomaEmbolism, ParadoxicalHeart SeptumFeasibility StudiesMitral Valve StenosisEndocarditis, BacterialPulmonary VeinsElectric CountershockHeart Defects, CongenitalIntracranial EmbolismBlood Flow VelocityThoraxHeart Septal Defects, VentricularHemodynamicsElectrocardiographyAortic AneurysmTricuspid ValveAortic Valve StenosisThromboembolismHeart RuptureBenzocaineReproducibility of ResultsTricuspid Valve InsufficiencyContrast MediaDiastoleUltrasonography, InterventionalTreatment OutcomeEmbolism, AirAneurysm, DissectingMyocardial ContractionAtrial SeptumSystoleFollow-Up StudiesEvaluation Studies as TopicCoronary CirculationCoronary AngiographyIntracranial Embolism and ThrombosisCor TriatriatumTomography, X-Ray ComputedPulmonary EmbolismCrisscross HeartThermodilutionCardiac TamponadeHeartHeart ValvesCatheterization, Swan-GanzExercise TestHematomaVentricular Function, RightMethemoglobinemiaCardiovascular Surgical ProceduresCardiotonic AgentsCoronary DiseaseCoronary Aneurysm