Lab comparison
Thyroglobulin Antibody: Quest vs LabCorp vs BioReference, tube, code & requirements
. This page shows collection requirements for all three major reference labs in one view, so you don’t have to cross-check three portals.
Always verify against your lab’s current collection manual before drawing.
Every value on this page is verified by a nurse practitioner in active clinical practice, not scraped from an automated source.
| Requirement | Quest Diagnostics | LabCorp | BioReference |
|---|---|---|---|
| Test code | 30278 | 006685 | 0041-4 |
| Primary tube | Serum separator tube (SST) | Red-top tube or gel-barrier tube | SST Tube |
| Specimen type | 2 mL serum | Serum | 1 mL SST Tube |
| Patient prep | 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. | 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. | 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. |
| Minimum volume | Minimum Volume 1 mL | Minimum Volume 0.3 mL (Note: This volume does not allow for repeat testing.) | Qty 1 |
Frequently asked questions
What is the Quest Diagnostics order code for Thyroglobulin Antibody?
The Quest Diagnostics order code for Thyroglobulin Antibody is 30278.
What tube color does LabCorp use for Thyroglobulin Antibody?
LabCorp uses a Red-top tube or gel-barrier tube for Thyroglobulin Antibody.
Does Thyroglobulin Antibody require fasting?
Thyroglobulin Antibody patient prep: 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.. Always confirm with the ordering lab before the draw.
Data provenance
Source: Quest Diagnostics specimen collection manual, LabCorp directory of services, and BioReference laboratory collection guide.
Verified by: a licensed nurse practitioner in active clinical practice. Values are reviewed against each lab’s published collection requirements. Always confirm against your lab’s current manual before drawing.
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Related: why lab specimens get rejected, and how to prevent it
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