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, ThoracicPredictive Value of TestsHeart VentriclesSensitivity and SpecificityProspective StudiesAtrial FibrillationSeptal Occluder DeviceHeart AneurysmVentricular Dysfunction, LeftStroke VolumeMyxomaEmbolism, ParadoxicalHeart SeptumFeasibility StudiesMitral Valve StenosisEndocarditis, BacterialPulmonary VeinsElectric CountershockHeart Defects, CongenitalIntracranial EmbolismBlood Flow VelocityThoraxHemodynamicsHeart Septal Defects, VentricularElectrocardiographyAortic AneurysmTricuspid ValveAortic Valve StenosisReproducibility of ResultsThromboembolismHeart RuptureTreatment OutcomeTricuspid Valve InsufficiencyBenzocaineContrast MediaDiastoleFollow-Up StudiesUltrasonography, InterventionalEmbolism, AirAneurysm, DissectingEvaluation Studies as TopicMyocardial ContractionAtrial SeptumSystoleCoronary CirculationCoronary AngiographyIntracranial Embolism and ThrombosisPulmonary EmbolismCrisscross HeartCor TriatriatumThermodilutionCardiac TamponadeHeartTomography, X-Ray ComputedCardiovascular Surgical ProceduresTime FactorsExercise TestHeart ValvesHematomaCatheterization, Swan-GanzVentricular Function, RightRetrospective StudiesMethemoglobinemiaAortography