Download Facts About Rheumatoid Arthritis Images. Rheumatoid arthritis (ra) is the most common type of autoimmune arthritis. Rheumatoid arthritis (ra) is an autoimmune disease that mainly attacks the synovial tissues within the joints.
Rheumatoid arthritis primarily affects the joints. It typically results in warm, swollen, and painful joints. It happens when the immune system doesn't work properly and attacks lining of the joints (called the synovium).
British society for rheumatology and british health.
Learn all you can about ra, including ra causes, triggers, and how you can prevent worsening of this disease. Rheumatoid arthritis is the uk's second most common arthritis. Ra is an autoimmune disease where the body's immune system—which normally functions to protect us against infections—mistakenly attacks the lining of the joints. In the central south university, china.