Rheumatoid Factor – Are You Seropositive or Seronegative?
POLL: Rheumatoid Factor – Are You Seropositive or Seronegative? Friday September 10, 2004A blood test, known as rheumatoid factor, is used to help diagnose rheumatoid arthritis. Rheumatoid factor is present in 80% of adults who have rheumatoid arthritis but there is a much lower prevalence in juvenile rheumatoid arthritis. If you have been diagnosed with rheumatoid arthritis and you have had a blood test for rheumatoid factor, take our poll. Comments (0)See All Posts