What is the role of lab testing in the diagnosis of juvenile idiopathic arthritis (JIA)?

Updated: Jul 25, 2019
  • Author: David D Sherry, MD; Chief Editor: Lawrence K Jung, MD  more...
  • Print

No diagnostic serologic tests for JIA are recognized, aside from rheumatoid factor assay for subclassification of polyarticular disease. Other tests, such as antinuclear antibody and HLA-B27 assays, may help further define diagnosis and risk of complications.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!