Test Directory

Thyroid Peroxidase Antibody

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Updated Test Information:

  Stability
Last Updated Dec 04, 2020, 6:30 pm
Previous Value 8 days at 20‑25 °C,
2 days at 2‑8 °C,
24 months at ‑20 °C (± 5 °C) Freeze only once
New Published Value 8 days at 20‑25 °C,
8 days at 2‑8 °C,
24 months at ‑20 °C (± 5 °C) Freeze only once
Test Description
Thyroid Peroxidase Antibody
Synonym(s)

TPO, anti TPO

Test ID
TPOAB
Specimen Type

Serum

Alternate Specimen Type

Red, Li‑heparin

Specimen Requirements

SST

Stability

8 days at 20‑25 °C,
8 days at 2‑8 °C,
24 months at ‑20 °C (± 5 °C) Freeze only once

Methodology

electrochemiluminescence immunoassay “ECLIA”

Estimated TAT

0-2 days

Testing Schedule

Monday-Saturday

CPT Code(s)

86376

Minimum Sample Volume

1 mL

Pediatric Min. Volume (if applicable)

500 uL

Reference Range

≤ 34 IU/mL

Performing Lab

Incyte Diagnostics

LOINC Code(s)

8099-4