Rheumatoid arthritis is a complex, inflammatory, autoimmune disease that affects the joints, predominately the small joints initially and then spreads to other joints and tissues and different parts of the body. This animation discusses the causes, signs and symptoms, complications, risk factors, screening and diagnosis, treatment — medication, surgical and other procedures — and management of rheumatoid arthritis.With this application from the worldwide leader in medical animation, you can better understand disease conditions through a virtual tour of the human system in these extremely accurate and incredible animation videos.