It was approved for treating ankylosing spondylitis, psoriatic arthritis, psoriasis, rheumatoid arthritis. Rheumatoid arthritis is the most common inflammatory arthritis. Lung fibrosis is a recognized complication of rheumatoid arthritis. It is used for inflammatory diseases such as juvenile idiopathic arthritis and rheumatoid arthritis. Chronic cases may occur due to smoking, tuberculosis, allergies, acid reflux, rheumatoid arthritis, or sarcoidosis. The fingers are commonly affected by diseases such as rheumatoid arthritis and gout. How it works in rheumatoid arthritis and lupus erythematosus is unclear. Another study reported no improvement in disease activity in patients with rheumatoid arthritis. MMP-1 is thought to be important in rheumatoid arthritis and osteoarthritis. It has limited use for rheumatoid arthritis and cerebral palsy. IL-1ra is used in the treatment of rheumatoid arthritis. Bone erosion is a central feature of rheumatoid arthritis. OPN has been implicated in pathogenesis of rheumatoid arthritis. It was originally mistaken for juvenile rheumatoid arthritis. She has also worked to raise awareness of rheumatoid arthritis.