Proposed ILAR criteria for systemic onset juvenile arthritis (in the absence of specific exclusion criteria)
| Definite |
|---|
| 1 Documented quotodian fever for at least two weeks |
| 2 Evanescent, non-fixed, erythematous rash |
| 3 Arthritis |
| Probable |
| In the absence of arthritis, the presence of criteria 1 and 2 above, together with any two of the following: |
| 1 Generalised lymph node enlargement |
| 2 Hepatomegaly or splenomegaly |
| 3 Serositis |