Classification of Juvenille Chronic Arthritis JCA
- Systemic illness (Stills' disease) 20%
- Rh factor negative poly articular 25%
- Rh factor positive poly articular 5%
- related to adult type RA
- Pauciarticular arthritis associated 30-35%
- with ANF & chronic iridocyclitis
- Pauciarticular arthritis associated 10-15%
- with spondylitis & HLA B27
