Juvenile idiopathic arthritis with peripheral gangrene.

Juvenile idiopathic arthritis (JIA) is the most common chronic rheumatic disorder of the childhood and is manifested by synovitis with or without systemic features. Secondary vasculitis occurring in response to JIA is reflected clinically on different structures or systems of the body. Here is reported a rare case of systemic onset JIA (SOJIA) with vasculitis leading to peripheral gangrene.