Rheumatoid factor-positive polyarticular juvenile idiopathic arthritis

What is Rheumatoid factor-positive polyarticular juvenile idiopathic arthritis?

A rare form of juvenile idiopathic arthritis characterized by distal and symmetrical polyarthritis (more than 5 joints) with presence of rheumatoid factor and possible evolution towards the appearance of erosions and joint destruction.

Other condition names

  • Juvenile idiopathic rheumatoid factor-positive polyarthritis
  • Juvenile polyarthritis with rheumatoid factor
  • Rheumatoid factor-positive polyarticular JIA

Inheritance type

Unknown

Age of Onset

  • Childhood
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