Thyroid Antibodies

Message
Note: Administration of STRENSIQ may interfere in certain assays and may falsely elevate values. For patients receiving STRENSIQ, consideration should be given to using alternate methods. Patient PreparationDietary supplements containing biotin may interfere in assays and may skew results to be either falsely high or falsely low. For patients receiving the recommended daily Doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega- Doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation. Collect a full tube, following standard venipuncture techniques.


Test Code
LAB8878 THPTA


Alias/See Also
THPTA


CPT Codes
86376| 86376| 86800

Includes
Note: Administration of STRENSIQ may interfere in certain assays and may falsely elevate values. For patients receiving STRENSIQ, consideration should be given to using alternate methods.Patient PreparationDietary supplements containing biotin may interfere in assays and may skew results to be either falsely high or falsely low. For patients receiving the recommended daily doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega-doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation.@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Minimum Testing Volume: 0.6 mL Serum Transport Temperature: Refrigerated Stability: Ambient: 4 DaysRefrigerated : 7 DaysFrozen: 28 DaysCauses for Rejection: Gross hemolysisGross lipemia


Report Available
3-Days


Clinical Significance
1230170887



Last Updated: May 18, 2026


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.