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Anti-Thyroperoxidase

Message
The determination of TPO antibody levels is the most sensitive test for detecting autoimmune thyroid disease.


Test Code
TPOAB


Alias/See Also
LAB3020905
TPO Microsomal
TPOAb


CPT Codes
86376

Preferred Specimen
2.0 mL serum collected in a gold serum separator tube (SST)


Minimum Volume
0.5 mL serum


Other Acceptable Specimens
2.0 mL serum collected in an orange rapid clot serum separator tube (RCT)


Specimen Stability
Store centrifuged samples tightly stoppered at room temperature 15 - 30oC for no longer than eight hours.  If the assay will not be completed within eight hours, refrigerate the samples at 2 - 8oC.  If the assay will not be completed within 48 hours, or for shipment of samples, freeze serum at -20oC or colder.


Reference Range
 
Sex Age Reference Range
M/F 0 - 150 years <9 IU/mL


Performing Laboratory
Penn Medicine Lancaster General Health



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.