PTA Physical Therapy Assistant

Category - Diseases and Conditions

According to the American Rheumatism Association, which of the following is NOT the essential criteria in the diagnosis of rheumatoid arthritis>
  1. Morning stiffness
  2. Pain in one joint
  3. Swelling in one joint for 6 weeks
  4. Asymmetrical joint involvement
Explanation
Answer: D - Asymmetrical joint involvement is not an essential criteria for the diagnosis of rheumatoid arthritis.

There should be symmetrical joint involvement in rheumatoid arthritis.

The other features include swelling in other joints within 3 months, a positive agglutination test, subcutaneous nodules, and typical X-ray changes.
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