Juvenile rheumatoid What are the characteristics of

Juvenile rheumatoid arthritis (JRA hereinafter) is that children under the age of 16 suffering from rheumatoid arthritis. Juvenile rheumatoid arthritis and rheumatoid arthritis adults have the following different:
(1) systemic symptoms of JRA weight, such as high fever, rash, swollen lymph nodes body, liver, splenomegaly, joint disease lighter. (2) serological indicators of abnormal less, such as rheumatoid factor positive rate significantly lower than adults. (3) the onset JRA patients with mixed mode, body type, multi-joint type and pauciarticular type. And the onset of adult RA compared consistent with the same diagnostic criteria can be measured. (4) JRA little subcutaneous nodules, and the adult RA多见. (5) Although the JRA patients frequently manifests itself apparent joint effusion, and joint pain and the symptoms are less morning stiffness, joint activities less restricted. Adult patients with RA joint swelling Although often moderate, mild, morning stiffness and joint pain and the symptoms are severe joint activities easily restricted. (6) JRA patients with cervical spine involvement up to 50%, while adult patients with RA is rare. (7) JRA patients prone to atlanto-occipital joint subluxation, but rarely cause serious neurological sequelae, and adult RA patients rarely found atlanto-occipital joint subluxation, in case of a more serious nervous system symptoms of oppression. (8) the prognosis of patients with JRA than adult RA, and 75% can be recovered.