ILAR criteria[3] | Yamaguchi criteria[10] |
---|---|
Arthritis in one or more joints with, or preceded by Daily fever of at least 2 weeks duration, that is documented to be quotidian for at least 3 days, and accompanied by one or more of the following | Major criteria |
1. Evanescent (non-fixed) erythematous rash | 1) Fever of 39C or higher lasting 1 week or longer |
2. Generalized lymph node enlargement | 2) Arthralgia lasting 2 weeks or longer |
3. Hepatomegaly and/or splenomegaly | 3) Typical rash $ |
4. Serositis | 4) Leukocytosis (10,000/cmm or greater) including 80% or more of granulocytes |
Minor criteria | |
1.) Sore throat | |
2. ) Lymphadenoapthy and/or splenomegaly | |
3.) Liver dysfunction | |
4.) Negative Rheumatoid Factor (RF) and negative Antinuclear antibody (ANA) test | |
Diagnosis is made when there are 5 or more criteria which include atleast 2 major criteria. | |
Exclusions:- | Exclusions |
a. Psoriasis or a history of psoriasis in the patient or first degree relative | 1.) Infections |
b. Arthritis in an HLA B27-positive male beginning after the 6th birthday | 2.) Malignancies |
c. Ankylosing spondylitis, enthesitis related arthritis, sacroiliitis with inflammatory bowel disease, Reiter’s syndrome, or acute anterior uveitis, or a history of one of these disorders in a first degree relative | 3.) Rheumatic diseases |
d. The presence of IgM rheumatoid factor on at least 2 occasions at least 3 months apart. |