Table 4

Pathological diagnoses in cases where the biopsy report was more specific than the fluid report (n=24)

Fluid diagnosisBiopsy diagnosisConcordance
Fb, foreign body; JCA, juvenile chronic arthritis; RA, rheumatoid arthritis.
Non-inflammatory arthritisLoose bodyConcordant
Primary inflammatory arthritisReactive arthritis/RAConcordant
Non-inflammatory arthritisNormalConcordant
Primary inflammatory arthritisInflammatory arthritis? Reactive arthritisConcordant
Primary inflammatory arthritisInflammatory arthritis? SeronegativeConcordant
Inflammatory arthritisJCA/dermato-arthritisConcordant
Non-inflammatory arthritisSynovial chondromatosisConcordant
Non-inflammatory arthritisPrimary inflammatory arthritis/JCADiscordant
Primary inflammatory arthritisPsoriatic arthritisConcordant
Primary inflammatory arthritisSeronegativeConcordant
Primary inflammatory arthritisSeronegativeConcordant
Primary inflammatory arthritisPrimary inflammatory arthritis/fb reactionConcordant
Non-inflammatory arthritisHaemangiomaConcordant
Primary inflammatory arthritisPrimary inflammatory arthritis? Reactive arthritisConcordant
Primary inflammatory arthritisVasculitisConcordant
Non-inflammatory arthritisSynovial chondromatosisConcordant
Primary inflammatory arthritisPrimary inflammatory arthritis. Probable reactive arthritis. RA/Bechets?Concordant
Primary inflammatory arthritisPrimary inflammatory arthritis? RAConcordant
Inflammatory arthritisPrimary inflammatory arthritisConcordant
Primary inflammatory arthritisSeronegativeConcordant
Non-inflammatory arthritisOsteoarthritisConcordant
Primary inflammatory arthritisSeronegativeConcordant
Non-inflammatory arthritisPost traumaConcordant
Non-inflammatory arthritisFb reactionConcordant