Cardiac OutputThermodilutionHemodynamicsMyocytes, CardiacCardiac Output, LowHeartVascular ResistanceHeart RateBlood PressureDye Dilution TechniqueCardiac Output, HighCardiac Surgical ProceduresCardiography, ImpedanceStroke VolumeDogsArrhythmias, CardiacOxygen ConsumptionTime FactorsRegional Blood FlowCatheterization, Swan-GanzHeart Function TestsDeath, Sudden, CardiacHeart FailureCardiac CatheterizationMyocardial ContractionPulmonary CirculationCardiac Pacing, ArtificialBlood CirculationBlood VolumeMonitoring, PhysiologicHeart VentriclesHeart DiseasesMyocardiumEchocardiographySensitivity and SpecificityCardiac TamponadeDelayed DiagnosisVentricular Function, LeftCardiomegalyReproducibility of ResultsElectrocardiographyProspective StudiesIndicator Dilution TechniquesOxygenPrenatal DiagnosisEarly DiagnosisCardiovascular Physiological PhenomenaRetrospective StudiesCentral Venous PressureTreatment OutcomePhysical ExertionCardiac VolumeHeart ArrestCarbon DioxidePulmonary ArteryBlood Flow VelocityCardiotonic AgentsCardiomyopathiesModels, CardiovascularBlood Gas AnalysisExercise TestEchocardiography, DopplerHeart Defects, CongenitalPredictive Value of TestsPulmonary Wedge PressureCardiovascular SystemFetal HeartMyocardial InfarctionCoronary CirculationFollow-Up StudiesVentricular FunctionRespirationVentricular Dysfunction, LeftPulmonary Gas ExchangeDiagnosisNursing DiagnosisHypotensionNorepinephrinePregnancyHeart TransplantationPlethysmography, ImpedanceBlood Volume DeterminationRisk FactorsSplanchnic CirculationMonitoring, IntraoperativeExerciseCardiopulmonary BypassHypertension, PulmonaryVentricular RemodelingSwineDisease Models, AnimalRats, Sprague-DawleyMyoblasts, CardiacPrognosisSheepCardiac Imaging TechniquesCardiac MyosinsXylazineFluid TherapyTomography, X-Ray Computed