SynovitisSynovitis, Pigmented VillonodularMetacarpophalangeal JointSynovial MembraneArthritis, RheumatoidKnee JointFinger JointTenosynovitisWrist JointOsteitisInjections, Intra-ArticularAcquired Hyperostosis SyndromeSynovial FluidCarpal JointsHand JointsArthritisJointsSpondylarthropathiesArthroscopyOsteoarthritisJoint DiseasesArthritis, PsoriaticCartilage, ArticularSamariumMagnetic Resonance ImagingMetatarsophalangeal JointFoot JointsPopliteal CystEdemaExudates and TransudatesArthralgiaAntirheumatic AgentsOsteoarthritis, KneeArthritis, ExperimentalPolymyalgia RheumaticaRheumatoid FactorUltrasonography, DopplerToe JointSpondylarthritisTriamcinolone AcetonideHyperostosis, SternocostoclavicularBursa, SynovialCarpus, Animal