NeedlesJoint DiseasesJointsBiopsy, NeedleKnee JointOsteoarthritisSynovial FluidArthritis, RheumatoidArthritisFinger JointArthritis, PsoriaticCartilage, ArticularTarsal JointsAnkle JointHip JointSynovial MembraneSynovitisWrist JointArthritis, InfectiousArthritis, ExperimentalFoot JointsAntirheumatic AgentsTemporomandibular Joint DisordersInjections, Intra-ArticularChondrocytesHip Dysplasia, CanineJoint CapsuleSacroiliac JointOsteoarthritis, KneeCartilageSpondylarthropathiesRheumatoid FactorArthralgiaNeedle SharingRheumatic DiseasesSpondylitis, AnkylosingBiopsy, Large-Core NeedleTemporomandibular JointAggrecansTenosynovitisHemarthrosisBiopsy, Fine-NeedleArthritis, ReactiveSeverity of Illness IndexOsteophyteCartilage DiseasesJoint InstabilityCollagen Type IIMetatarsophalangeal JointToe JointStifleProteoglycansNail DiseasesShoulder JointBiomechanical PhenomenaPaleopathologyArthritis, JuvenileJoint ProsthesisHorse DiseasesMetacarpophalangeal JointTreatment OutcomeRange of Motion, ArticularBone DiseasesTemporomandibular Joint DiscAcromioclavicular JointBlood SedimentationHindlimbMatrilin ProteinsExtracellular Matrix ProteinsRheumatologyEndoscopic Ultrasound-Guided Fine Needle AspirationCartilage Oligomeric Matrix ProteinMenisci, TibialSyringesMatrix Metalloproteinase 13TibiaBone and BonesDisease ProgressionPainReproducibility of ResultsFemurSternoclavicular JointBiological MarkersNeedlestick InjuriesKnee InjuriesArthroscopyTumor Necrosis Factor-alphaInterleukin-1CollagenDisease Models, AnimalHorsesProcollagen N-EndopeptidaseFollow-Up StudiesCarpometacarpal JointsProspective StudiesHyaluronic AcidSensitivity and SpecificityPsoriasisImmunoglobulin GMagnetic Resonance Imaging