oligoarthritis number

What is oligoarthritis? In Latin, “oligo” means “few.” If you have oligoarthritis, you have fewer than five joints affected by arthritis. Oligoarticular juvenile idiopathic arthritis formerly called pauciarthritis or pauciarticular-onset juvenile rheumatoid arthritis is defined as juvenile idiopathic arthritis (JIA) including fewer than five joints. It is the most common subgroup, constituting approximately 50 %…