Rheumatoid arthritis

Rheumatoid arthritis Rheumatoid arthritis (RA) is a chronic inflammatory disease characterized by a symmetric polyarthritis, the most common form of chronic inflammatory arthritis. Since persistently active RA often results in articular cartilage and bone destruction and functional disability. CLINICAL FEATURES Polyarthritis of peripheral joints with pain, tenderness, and swelling of affected joints Stiffness lasting more