What are the diagnostic criteria for rheumatoid arthritis?

Rheumatoid arthritis is a common disease in life. There are patients of different ages with different symptoms. Most of them are elderly people. So what are the criteria for diagnosing rheumatoid arthritis?

Diagnostic criteria for rheumatoid arthritis

Rheumatoid arthritis is a chronic autoimmune disease, which mainly manifests itself in joints. The patient population is mainly female, and it can occur at any age, so it needs attention. For the diagnosis of rheumatoid arthritis, the following 7 criteria can be referred to:

1. Morning stiffness. Morning stiffness lasts for at least one hour and lasts for more than 6 weeks.

2. Joint swelling. Swelling of three or more joints lasting for more than six weeks.

3. Symmetrical joint swelling lasting for more than 6 weeks.

4. Swelling of the wrist, palm, fingers or proximal interphalangeal joints lasting for more than 6 weeks.

5. The patient's hands have typical radiological changes of rheumatoid arthritis.

6. The patient has rheumatoid nodules under the skin.

7. Serum rheumatoid factor is positive.

Patients with 4 or more of the above symptoms can be diagnosed with rheumatoid arthritis.

The above is an introduction to the diagnostic criteria for rheumatoid arthritis. If you are not sure whether you have rheumatoid arthritis, you can refer to the diagnostic criteria to make a judgment.