In systemic form of JIA, all are true EXCEPT:
RA factor may be positive in polyahritis, but not in systemic onset JIA. Systemic form of JIA: High fever with rash Hepatosplenomegaly Elevated ESR Types of JIA Systemic JIA- Systemic involvement seen Oligoaicular- Affects four or fewer joints, often the knee or ankle. Polyaicular ahritis, rheumatoid factor negative Polyaicular ahritis, rheumatoid factor positive Psoriatic ahritis Enthesitis-related ahritis Undifferentiated ahritis
RA factor positive
High fever with rash
Hepatosplenomegaly
Elevated ESR
Other disorders of bone