Rheumatoid factor-negative juvenile idiopathic arthritis

Rheumatoid factor-negative polyarthritis is a term used to describe a group of poorly defined heterogenous conditions that incorporates forms of rheumatoid factor-negative polyarthritis and forms of oligoarticular arthritis that become extensive in less than 6 months after onset.

Also known as: juvenile rheumatoid factor-negative polyarthritis, polyarthritis without rheumatoid factor, rheumatoid factor-negative JIA

26 clinical trials for this condition and its sub-types, 2 tagged with Rheumatoid factor-negative juvenile idiopathic arthritis itself.