Before revision: Systemic juvenile idiopathic arthritis ( or the juvenile onset form of Still 's disease ) is a type of juvenile idiopathic arthritis (JIA) with extra-articular manifestations like feverand rash apart from arthritis.
After revision: Systemic-onset juvenile idiopathic arthritis ( sJIA), also known as Still disease, Still 's disease , and systemic juvenile idiopathic arthritis, is a subtype of juvenile idiopathic arthritis (JIA) with extra-articular manifestations like feverand rash apart from arthritis.