Rheumatoid factor level

Procedure Information

What is a Rheumatoid Factor Level?

A rheumatoid factor level is a test that measures the amount of rheumatoid factor in a person's blood. Rheumatoid factor is an antibody that can be found in the blood of people with rheumatoid arthritis, an autoimmune disease.

Why Would I Get a Rheumatoid Factor Level?

A rheumatoid factor level may be ordered if a doctor suspects a person may have rheumatoid arthritis. It is a tool used for diagnosing and monitoring the condition.

What Happens During a Rheumatoid Factor Level?

During the procedure, a healthcare provider will draw a small amount of blood from the arm using a syringe or needle. The sample is then sent to a laboratory for analysis.

What to Expect After a Rheumatoid Factor Level?

After the procedure, there are usually no side effects. Sometimes a person may experience minor pain or redness at the injection site.

Conclusion

Rheumatoid factor levels are tests used to help diagnose and monitor rheumatoid arthritis. The test is a simple procedure that involves drawing a sample of blood and sending it to a lab for analysis. Most people will not experience any side effects afterward.