Blood Gas AnalysisOxygenCarbon DioxidePartial PressureAcid-Base ImbalanceGasesPulmonary Gas ExchangeOximetryCapnographyExtracorporeal Membrane OxygenationBlood Gas Monitoring, TranscutaneousRespiratory InsufficiencyOxygen ConsumptionOxyhemoglobinsHepatopulmonary SyndromeRespirationRespiratory Dead SpaceRespiratory Function TestsAnoxiaHypoventilationMethemoglobinemiaVentilation-Perfusion RatioBlood Specimen CollectionAcid-Base EquilibriumHypercapniaRespiration, ArtificialOxygen Inhalation TherapyLungHydrogen-Ion ConcentrationAnesthesia, GeneralHemodynamicsPositive-Pressure RespirationPulmonary EmbolismLung DiseasesExercise TestProspective StudiesRadiography, ThoracicPulmonary Disease, Chronic ObstructiveSpirometryBicarbonatesArteriesVital CapacityForced Expiratory VolumeAcute DiseaseSpectroscopy, Near-InfraredHeart RateTime FactorsBlood PressureHemoglobinsSwineRespiratory Distress Syndrome, AdultObesity Hypoventilation SyndromeSyringesPulmonary VentilationHyperbaric OxygenationTreatment OutcomeRetrospective StudiesLung Diseases, ObstructiveMonitoring, PhysiologicCardiac OutputDisease Models, AnimalGas Chromatography-Mass SpectrometryChromatography, GasPoint-of-Care SystemsPredictive Value of TestsIntensive CareExercise ToleranceNoble GasesInfant, NewbornLactic AcidCerebrovascular CirculationRespiratory MechanicsTidal VolumeDyspneaBreath TestsProne PositionOxygenators, MembraneReproducibility of ResultsAcidosis, RespiratoryAlmitrineGas Poisoning