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, LeftProspective StudiesHeart NeoplasmsCardiac CatheterizationAortic ValvePredictive Value of TestsVentricular Dysfunction, LeftHeart VentriclesAortic DiseasesTreatment OutcomeIntraoperative CareObserver VariationSensitivity and SpecificityThrombosisAtrial Function, LeftMonitoring, IntraoperativeAortic Valve InsufficiencyBrain IschemiaMitral Valve ProlapseCardiac Surgical ProceduresFeasibility StudiesCerebrovascular DisordersAtrial FibrillationForamen Ovale, PatentFollow-Up StudiesHeart Valve Prosthesis ImplantationElectrocardiographyBlood Flow VelocityHeart Defects, CongenitalChordae TendineaeHemodynamicsHeart SeptumTime FactorsDiastoleEndocarditisHeart AneurysmAorta, ThoracicReproducibility of ResultsRisk FactorsSystoleMyocardial ContractionMitral Valve StenosisIntracranial EmbolismIntraoperative PeriodMyxomaPulmonary VeinsContrast MediaEndocarditis, BacterialTricuspid ValveAortic Valve StenosisEmbolism, ParadoxicalExercise TestSeptal Occluder DeviceHeart Septal Defects, VentricularCoronary CirculationTricuspid Valve InsufficiencyCardiotonic AgentsIschemic Attack, TransientElectric CountershockDipyridamoleSeverity of Illness IndexCoronary DiseaseRetrospective StudiesTomography, X-Ray ComputedFetal HeartThromboembolismCoronary AngiographyHeartMyocardial InfarctionCardiac VolumeAortic AneurysmEvaluation Studies as TopicThoraxHeart RuptureUltrasonography, InterventionalVentricular Function, RightMyocardial IschemiaPericardial EffusionAnticoagulantsMagnetic Resonance Imaging