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THYROID AUTOANTIBODY PROFILE

Test Code
LAB8025


CPT Codes
86376, 86800

Includes
  • Thyroperoxidase antibody (TPO)
  • Thyroglobulin antibody (Anti-Tg)


Preferred Specimen
1 Gold tube (SST)


Minimum Volume
2 mL (3 mL optimal)


Other Acceptable Specimens
1 Green tube (Lithium Heparin)


OR



Instructions
Centrifuge for complete separation of serum or plasma from red cells. Refrigerate or freeze WITHIN 2 HOURS of collection time. 


Transport Container
Transfer tube


Transport Temperature
Refrigerate


Specimen Stability
2-8°C up to 3 days, otherwise freeze


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
  • Hemolysis
  • Lipemia


Methodology
EIA

Setup Schedule
M, W, F

Batched; Day shift only


Clinical Significance
TPO is an enzyme that binds iodine to thyroglobulin to form the base of thyroid hormones T3 and T4. The detection of antibodies against TPO and thyroglobulin can occur in autoimmune thyroid disease.


Performing Laboratory
Alverno Central Lab



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.