Central Venous PressureVenous PressureBlood PressurePressureHemodynamicsPlasma SubstitutesCardiac OutputFluid TherapyBlood VolumeHypovolemiaBlood Pressure DeterminationVascular ResistanceHeart RateLower Body Negative PressureVascular CapacitancePulmonary Wedge PressureHydroxyethyl Starch DerivativesMonitoring, IntraoperativePortal PressureIntracranial PressureJugular VeinsRegional Blood FlowMonitoring, PhysiologicDogsHydrostatic PressureIsotonic SolutionsVeinsTransducers, PressureSympathetic Nervous SystemCerebrospinal Fluid PressureHead-Down TiltPressoreceptorsSupine PositionHypertension, PortalCapillary ResistancePlethysmographyAnesthesiaBlood CirculationPostureCatheterization, Central VenousSplanchnic CirculationBlood Loss, SurgicalHypotensionAnesthesia, GeneralBaroreflexConstrictionBlood Volume DeterminationIntraoperative CareIntra-Abdominal HypertensionPositive-Pressure RespirationHypertensionTime FactorsOrgan Dysfunction ScoresHemodilutionColloidsShockHepatectomyFemoral VeinVena Cava, InferiorStroke VolumeForearmReflexPulmonary EdemaProspective StudiesCardiovascular DeconditioningHeartOxygenIntraocular PressurePortal VeinBlood Flow VelocityRespirationCarbon DioxidePulmonary CirculationRespiration, ArtificialIntensive CareAnesthesia, EpiduralShock, SepticCollateral CirculationCardiovascular SystemAtrial Natriuretic FactorTreatment OutcomeCardiac Surgical ProceduresHepatic VeinsAcid-Base EquilibriumPostoperative CareCardiopulmonary BypassHematocritNoninvasive VentilationPulmonary ArteryVentricular Function, RightCoronary CirculationVenous InsufficiencyArterial PressureLiver CirculationBlood Pressure Monitoring, AmbulatoryWater-Electrolyte BalanceSodium ChlorideBody Temperature RegulationImmersionHeart Failure