Specimen Requirements

Title

THYROID PEROXIDASE ABS (TPO)

Specimen Requirement

1 SST/1.0mL serum. After 30 minutes of clotting, promptly centrifuge and refrigerate.

Methodology

Stability

Room Temp: 8 hrs; Refrigerated 48 hrs

Reference Range

By Report*

Turnaround

2 days

Clinical Use

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.

Test Code

AMIAM