ARUP's Laboratory Test Directory

0050645: Thyroid Antibodies

Test Mnemonic: THYRO
Methodology: Chemiluminescent Immunoassay

Performed: Sun-Sat

Reported: 1-2 days

Specimen Required:  
Collect: One 4 mL SST. Also acceptable: lavender (EDTA), pink (K2 EDTA), or green (sodium, lithium heparin).

Transport: 0.5 mL serum or plasma at 2-8°C. (Min: 0.3 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 0.3 mL serum or plasma at 2-8°C.

Stability: After separation from cells: Ambient: 2 days; Refrigerated: 1 week; Frozen: 1 month

Reference Interval:
 
Test Number Components Reference Interval
0050075Thyroid Peroxidase (TPO) Antibody 0.0-3.9 IU/mL
0050105Thyroglobulin Antibody 0.0-14.4 IU/mL

CPT Code(s):
86376 Thyroid peroxidase antibody; 86800 Thyroglobulin antibody