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 TendineaeHeart Valve Prosthesis ImplantationObserver VariationEndocarditisIntraoperative PeriodAorta, ThoracicHeart VentriclesPredictive Value of TestsSensitivity and SpecificityProspective StudiesAtrial FibrillationSeptal Occluder DeviceHeart AneurysmVentricular Dysfunction, LeftStroke VolumeMyxomaEmbolism, ParadoxicalHeart SeptumFeasibility StudiesMitral Valve StenosisEndocarditis, BacterialPulmonary VeinsElectric CountershockHeart Defects, CongenitalIntracranial EmbolismBlood Flow VelocityThoraxHeart Septal Defects, VentricularHemodynamicsElectrocardiographyAortic AneurysmTricuspid ValveAortic Valve StenosisThromboembolismHeart RuptureReproducibility of ResultsBenzocaineTricuspid Valve InsufficiencyContrast MediaTreatment OutcomeDiastoleUltrasonography, InterventionalEmbolism, AirAneurysm, DissectingFollow-Up StudiesEvaluation Studies as TopicMyocardial ContractionAtrial SeptumSystoleCoronary CirculationCoronary AngiographyIntracranial Embolism and ThrombosisPulmonary EmbolismCrisscross HeartCor TriatriatumThermodilutionCardiac TamponadeHeartCardiovascular Surgical ProceduresTomography, X-Ray ComputedHeart ValvesHematomaCatheterization, Swan-GanzExercise TestMethemoglobinemiaVentricular Function, RightTime FactorsAortographyCoronary Disease