THYROID PEROXIDASE ABS (TPO)
1 SST/1.0mL serum. After 30 minutes of clotting, promptly centrifuge and refrigerate.
Room Temp: 8 hrs; Refrigerated 48 hrs
Autoantibodies to thyroid peroxidase (TPO), which is the major antigen of thyroid microsomes, can be detected in the serum of patients with autoimmune thyroid disease (e.g., Hashimoto, Graves) and predict elevated serum TSH concentrations.