Juvenile idiopathic arthritis jia is an inflammatory arthropathy that comprehends 7 subtypes. It is typified by extraarticular features such as quotidian fevers, rash, splenomegaly. In young people with juvenile idiopathic arthritis jia, the action of il33 and its receptor was evaluated. Systemic juvenile idiopathic arthritis sjia is clinically distinct from other types of jia. Etanercept in children with polyarticular juvenile. Juvenile idiopathic arthritis is the most common rheumatic. Rheumatoid arthritis is a chronic, inflammatory, autoimmune disease that primarily affects the joints. Rheumatoid arthritis ra is an autoimmune inflammatory disease of the lining. Pdf exercise therapy is considered an important component of the treatment of arthritis. Pdf osteoporosis in juvenile idiopathic arthritis a. Handbook of juvenile idiopathic arthritis angelo ravelli springer. Rheumatoid arthritis ra comprises a symmetric polyarthritis affecting. Advances in the pathogenesis and treatment of systemic.