in the synovial fluid the mean value for fibronectin in the patients with rheumatoid arthritis ( 583 + 76 mg/l ) is very considerably higher than that in non-rheumatoid ( 379 + 58 mg/l ) or mechanical ( 367 + 32 mg/l ) arthritis patients .
C0003873
rheumatoid arthritis
C0003864
arthritis