1 SST/2.0 mL serum. After 30 minutes of clotting, promptly centrifuge and refrigerate.
Refrigerated 7 days
Useful in the differential diagnosis of congenital hypothyroidism and the management of nonmedullary differentiated thyroid carcinoma. Thyroglobulin and/or thyroid peroxidase autoantibodies occur in sera of most autoimmune thyroid disease patients. Individuals with thyroid peroxidase autoantibodies go on to develop hypothyroidism at a rate of about 3% per year