Ordering Recommendation

Not recommended for initial thyroid disorders testing. Distinguish thyroid autoimmune disorders from nonautoimmune disease or hypothyroidism.

Methodology

Quantitative Chemiluminescent Immunoassay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube. Also acceptable: Lavender (EDTA), pink (K2 EDTA), or green (sodium or lithium heparin).

Specimen Preparation

Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Grossly hemolyzed or lipemic specimens.

Remarks
Stability

After separation from cells: Ambient: 8 hours; Refrigerated: 1 week; Frozen: 6 months

Reference Interval

0.0-9.0 IU/mL

Interpretive Data



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

86376

Components

Component Test Code* Component Chart Name LOINC
0050075 Thyroid Peroxidase (TPO) Antibody 8099-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Anti-Microsomal Antibody
  • Anti-TPO
  • Antimicrosomal Antibody
  • Antithyroid Antibodies
  • Antithyroid Antibodies, Microsomal Antibodies
  • Microsomal Antibodies, MMLNE
  • Microsomal Antibody
  • Thyroid Antibody Group
  • Thyroid Autoantibodies
  • Thyroid Microsomal Ab
  • Thyroid Microsomal Antibody
  • Thyroid Peroxidase
  • Thyroperoxidase Antibody
  • TPOAb
Thyroid Peroxidase (TPO) Antibody