Blood VolumeAnemiaAnemia, AplasticAnemia, HemolyticFanconi AnemiaPlasma VolumeErythrocyte VolumeHypovolemiaAnemia, Hemolytic, AutoimmuneAnemia, HypochromicHemoglobinsHematocritAnemia, MacrocyticAnemia, PerniciousCerebrovascular CirculationAnemia, Sickle CellAnemia, SideroblasticPlasma SubstitutesAnemia, MegaloblasticMagnetic Resonance ImagingInfectious Anemia Virus, EquineAnemia, RefractoryHemodynamicsStroke VolumeFluid ShiftsAnemia, Hemolytic, CongenitalErythropoietinCardiac OutputLung Volume MeasurementsRegional Blood FlowHemorrhageBlood PressureHemodilutionEquine Infectious AnemiaBrainPulmonary Diffusing CapacityOxygenBlood Flow VelocityChicken anemia virusBlood CirculationAnemia, Dyserythropoietic, CongenitalDye Dilution TechniqueContrast MediaTime FactorsIronIsotonic SolutionsAnemia, Diamond-BlackfanHydroxyethyl Starch DerivativesSpectroscopy, Near-InfraredErythrocyte CountReproducibility of ResultsShock, HemorrhagicHemoglobinometryBlood TransfusionFanconi Anemia Complementation Group ProteinsImage Processing, Computer-AssistedPerfusion ImagingDogsIndocyanine GreenBlood Volume DeterminationErythrocytesMagnetic Resonance AngiographyPulmonary CirculationOxygen ConsumptionOxygen RadioisotopesPregnancy Complications, HematologicTomography, X-Ray ComputedAnemia, NeonatalVascular CapacitanceGadolinium DTPAHypotensionHematinicsTomography, Emission-ComputedErythropoiesisExchange Transfusion, Whole BloodAnemia, Refractory, with Excess of BlastsHeart RateMicrocirculationFluid TherapySensitivity and SpecificityThoraxVascular ResistanceErythrocyte IndicesFanconi Anemia Complementation Group C ProteinFanconi Anemia Complementation Group D2 ProteinFanconi Anemia Complementation Group A ProteinBrain NeoplasmsProspective StudiesCarbon DioxideTreatment OutcomePlethysmographyOrgan SizeImage Interpretation, Computer-AssistedReference ValuesPolygelineImage EnhancementSplanchnic CirculationImaging, Three-DimensionalCentral Venous PressureWater-Electrolyte Balance