JRA Defined

Juvenile Rheumatoid Arthritis is a form of arthritis that develops usually between 6 months and 16 years. There are 3 types of JRA called Polyarticular, Systemic, and Oligoarticular. I have Systemic JRA. The symptoms include inflammation in most joints of the body, a rash, and fevers. It may also affect organs such as the heart, liver, spleen, and lymph nodes.