T4 Autoantibodies

Test Code: T500
Results:: 2-4 days.
Specimen: 0.5 mL serum in red top or serum separator tube.
Test Description: Detection of T4 autoantibody is used to assess the presence of autoimmune thyroid disease. This test is less sensitive to autoimmune thyroid disease than the thyroglobulin autoantibody (TGAA) test.