Autoimmune Diseases lab tests in LabsMD Lab Test Test Cost ANA Screen IFA w/ Ref to Titer and Pattern $64.99 Thyroglobulin Antibody (TAA) - Thyroglobulin Antibodies (TgAb) test $42.99 Sedimentation Rate, Modified Westergren - Sed Rate Lab Test $50.49 Sjogren's Antibodies (SS-A, SS-B) $74.99