Echocardiography, TransesophagealEchocardiographyStrokeEchocardiography, Three-DimensionalEchocardiography, DopplerEchocardiography, Doppler, ColorEchocardiography, StressMitral ValveHeart Septal Defects, AtrialHeart AtriaHeart DiseasesEchocardiography, Doppler, PulsedMitral Valve InsufficiencyDobutamineAtrial AppendageEmbolismHeart Valve DiseasesStroke VolumeHeart Valve ProsthesisEsophagusVentricular Function, LeftHeart NeoplasmsCardiac CatheterizationAortic ValveProspective StudiesPredictive Value of TestsVentricular Dysfunction, LeftHeart VentriclesAortic DiseasesObserver VariationIntraoperative CareAtrial Function, LeftThrombosisSensitivity and SpecificityMonitoring, IntraoperativeAortic Valve InsufficiencyMitral Valve ProlapseBrain IschemiaCardiac Surgical ProceduresCerebrovascular DisordersAtrial FibrillationFeasibility StudiesForamen Ovale, PatentHeart Valve Prosthesis ImplantationBlood Flow VelocityElectrocardiographyHeart Defects, CongenitalChordae TendineaeHeart SeptumHemodynamicsFollow-Up StudiesTreatment OutcomeDiastoleEndocarditisHeart AneurysmAorta, ThoracicSystoleMyocardial ContractionMitral Valve StenosisMyxomaReproducibility of ResultsIntracranial EmbolismIntraoperative PeriodRisk FactorsPulmonary VeinsTricuspid ValveAortic Valve StenosisEmbolism, ParadoxicalContrast MediaEndocarditis, BacterialExercise TestSeptal Occluder DeviceTime FactorsHeart Septal Defects, VentricularCoronary CirculationTricuspid Valve InsufficiencyCardiotonic AgentsIschemic Attack, TransientDipyridamoleElectric CountershockCoronary DiseaseFetal HeartTomography, X-Ray ComputedThromboembolismCoronary AngiographyHeartSeverity of Illness IndexCardiac VolumeMyocardial InfarctionAortic AneurysmHeart RuptureThoraxRetrospective StudiesVentricular Function, RightUltrasonography, InterventionalEvaluation Studies as TopicMyocardial IschemiaPericardial EffusionCerebral InfarctionHypertrophy, Left Ventricular