C-Reactive ProteinBlood SedimentationSensitivity and SpecificityBiological MarkersArthritis, RheumatoidAcute-Phase ReactionSerum Amyloid A ProteinTuberculosis, MiliarySpondylitis, AnkylosingNephelometry and TurbidimetryAntirheumatic AgentsLeukocyte CountGold Sodium ThiomalatePolyarteritis NodosaProspective StudiesMendelian Randomization AnalysisBacterial InfectionsRheumatoid FactorOrosomucoidAcute DiseasePolymyalgia RheumaticaArthritis, PsoriaticSeverity of Illness IndexStatistics, NonparametricLatex Fixation TestsMeningitis, ViralComplement C4CalcitoninSynovitisFeverCrohn DiseasePredictive Value of TestsEnzyme-Linked Immunosorbent AssayTime FactorsInfant, Premature, DiseasesOsteoarthritisSynovial FluidFalse Positive ReactionsAcute-Phase ProteinsROC CurveCase-Control StudiesInfant, NewbornArthritisInterleukin-6SepsisRisk FactorsPrognosisTreatment OutcomeCross-Sectional StudiesPancreatitisAngina, UnstableInflammationFollow-Up StudiesPrednisoloneDouble-Blind MethodImmunoglobulin GInflammation MediatorsCardiovascular DiseasesAntibodies, MonoclonalReproducibility of ResultsAnalysis of VarianceAnti-Inflammatory AgentsTumor Necrosis Factor-alphaChi-Square DistributionAutoantibodiesCoronary DiseaseGlucocorticoidsPilot ProjectsLipidsBody Mass IndexCohort StudiesDrug Therapy, CombinationBiosensing TechniquesTroponin TPolymerase Chain ReactionContrast SensitivityAlgorithmsReagent Kits, DiagnosticImmunoassayRetrospective StudiesMolecular Sequence DataMolecular Diagnostic TechniquesLimit of DetectionConductometryMutationEquipment DesignDisease ProgressionFalse Negative ReactionsEvaluation Studies as TopicInsulin ResistanceDose-Response Relationship, DrugSerologic TestsSensory ThresholdsMolecular WeightMagnetic Resonance ImagingFluorescent DyesBase SequenceCalibrationTumor Markers, BiologicalKinetics