Thyroglobulin Antibodies

Message

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

ATHY

Alias/See Also

267;
Anti-Thyroglobulin;
Anti-Thyroglobulin Antibody;
Thyroglobulin AB;

CPT Codes
86800

Preferred Specimen

1 mL serum (minimum 0.5 mL)

Instructions

SST or Red top: Avoid hemolysis. Invert a minimum of 5 times, then allow to clot in an upright position for 30 minutes. Centrifuge the the tube for at least 10 minutes. Keep tightly stoppered.

Transport Container

SST (speckled top), Red top , Plastic Vial (transfer) tube

Transport Temperature

Refrigerated

Specimen Stability

Room Temperature = n/a
Refrigerated = 5 days
Frozen = at least 7 days

Methodology
Immunoassay

Setup Schedule

Monday - Wednesday - Friday only
BS

Report Available

3 days

Reference Range

SEX	AGE	Report Normals	Units
N/M/F	1000Y	< 0.90 Negative	No detectable antibody by ELISA test.
		0.91 - 1.09 Equivocal	Samples that are equivocal should be retested
		> 1.10 Positive	Indicates presence of detectable antibody.

Clinical Significance

Measurement of thyroglobulin antibodies is useful in the diagnosis and management of a variety of thyroid disorders including Hashimoto's thyroiditis, Graves Disease and certain types of goiter.

Performing Laboratory
Compunet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439

Last Updated: May 9, 2022

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.