Arthritis - Juvenile Support Group

Juvenile idiopathic arthritis (JIA), formerly known as juvenile rheumatoid arthritis (JRA), is the most common form of persistent arthritis in children. JIA is sometimes referred to as juvenile chronic arthritis (JCA), a term that is not precise as JIA does not encompass all forms of chronic childhood arthritis. Arthritis is the inflammation of the synovium (the lining...