Facts and Figures
  • The absence of the HLA-B27 antigen does NOT rule out the possibility of a spondyloarthritis disease.
  • Your disease will progress faster if you smoke and, if you are taking a TNF Inhibitor, your response to it may be impaired. Smoking results in poorer
  • Spondyloarthritis is seronegative. That is, a blood test will not show the presence of rheumatoid factor (RF) that is produced as the immune system at
  • Spondyloarthritis can be present when no damage on x-rays can be seen.