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Thyroid Peroxidase Antibody
MessageImmediate Specimen Processing: Aliquot Serum into a pour off tube. Ambulatory Transport Temperature to Inova Central Lab: Refrigerated Specimen Stability: 72 hours
Test Code
TPA
Alias/See Also
TPA
CPT Codes
86376| 86376
Instructions
Processing Instructions: Centrifuge within 4 hours and pour into aliquot tube. Preferred Testing Volume: 1 ml serum Minimum Testing Volume: 200 uL serum Transport Temperature: Refrigerated Stability: Ambient: 8 hours Refrigerated : 72 hours. If testing will be delayed more than 8 hours, remove serum from clot, serum separator or red blood cells. Frozen: 30 days Causes for Rejection: QNS, gross hemolysis
Report Available
Routine 6-Hours|STAT 1-Hours
Clinical Significance
1230130543
Last Updated: May 18, 2026