Pericardial EffusionEchocardiography, TransesophagealCardiac TamponadePericardiocentesisEchocardiographyPleural EffusionPericarditisPericardial Window TechniquesPericarditis, TuberculousPericardiectomyPleural Effusion, MalignantEchocardiography, Three-DimensionalEchocardiography, DopplerHeart NeoplasmsEchocardiography, Doppler, ColorPericardiumEchocardiography, StressPericarditis, ConstrictiveMitral ValveDrainageHeart AtriaHeart DiseasesAtrial AppendageChyleHeart Septal Defects, AtrialHeart InjuriesXiphoid BoneCardiac CatheterizationOtitis Media with EffusionEchocardiography, Doppler, PulsedMitral Valve InsufficiencyDobutamineHeart VentriclesInstillation, DrugProspective StudiesCardiac Surgical ProceduresElectrocardiographySensitivity and SpecificityTreatment OutcomeHeart Valve DiseasesPredictive Value of TestsEsophagusHeart Valve ProsthesisPneumothorax, ArtificialVentricular Function, LeftEmbolismRadiography, ThoracicTomography, X-Ray ComputedAortic ValveFatal OutcomeVentricular Dysfunction, LeftHeart Defects, CongenitalFollow-Up StudiesObserver VariationHeart RuptureHemangiosarcomaIntraoperative CareAortic DiseasesStroke VolumeAtrial FibrillationFeasibility StudiesAtrial Function, LeftHemodynamicsPulmonary VeinsRetrospective StudiesFetal HeartMonitoring, IntraoperativeThrombosisMitral Valve ProlapseAortic Valve InsufficiencyChromium CompoundsPostpericardiotomy SyndromeBalloon OcclusionFetal DiseasesHeart Valve Prosthesis ImplantationThoracic Surgery, Video-AssistedDiaphragmatic EventrationAortic AneurysmChordae TendineaeBlood Flow VelocityHeartCardiomyopathiesForamen Ovale, PatentExudates and TransudatesHeart SeptumEvaluation Studies as TopicHeart AneurysmReproducibility of ResultsTuberculosis, PleuralTime FactorsEndocarditisDiastoleAorta, ThoracicMyxomaLymphoma, Primary EffusionMitral Valve StenosisPyrantel PamoateIntraoperative PeriodContrast MediaMyocardial Contraction