Blood tests that may be required for diagnosis

•ANA (Anti-Nuclear Antibody)
70% of Sjögren’s patients have a positive ANA.
•RF (Rheumatoid Factor)
•SS-A (or Ro) and SS-B (or La)
These are the antibodies for Sjögren's.
•ESR (Erythrocyte Sedimentation Rate)
Measures inflammation.