The most prevalent type of arthritis in children and teenagers under the age of sixteen is called juvenile idiopathic ...

Across the globe, children with RF-negative polyarticular JIA exhibit differences in clinical features, disease activity, and treatment patterns.

Both antibodies were mainly observed in polyarthritis, however could be positive in other types of JIA. Anti-MCV serum concentration correlated positively with anti-CCP (p=0,0018). Anti-CCP ...