If your doctor suspects that you may have rheumatoid arthritis, the rheumatoid factor blood test is typically among the first diagnostic tests ordered. Your doctor will tell you if the test comes back positive or negative but too often the relevance of the test is not fully discussed.
Did you know that 20% of people diagnosed with rheumatoid arthritis are negative for rheumatoid factor? Did you know that there is a numerical value, or titer, associated with positive results? Did you know that some people are initially negative but later turn positive for rheumatoid factor? Do you really understand the clinical relevance of the test? How much attention do doctors pay to rheumatoid factor test results once the diagnosis of rheumatoid arthritis is made? Learn more in Rheumatoid Factor Blood Test - Understanding the Results.
- What Is Rheumatoid Factor?
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- What Is Vectra DA?
- Blood Tests for Arthritis
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