Update Type: Test Resumed
Test Updated: 08/17/2022
Test Overview
Test Methodology
LC-MS/MS
Test Usage
Accurate measurement of serum thyroglobulin (Tg) in patients with known or suspected antithyroglobulin autoantibodies (TgAB) or heterophile antibodies (HAB)
Reference Range *
Healthy individuals with intact, functioning thyroid: < or =33 ng/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday - Friday
Analytic Time
4 - 8 days
Soft Order Code
TGMS
Laboratory
Sendout
Reference Laboratory
Mayo (TGMS)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in red top tube. Spin and aliquot into a screw capped plastic tube. Send to Specimen Processing refrigerated.
Normal Volume
1.25 mL serum
Minimum Volume
0.75 mL serum
Storage Temperature
Refrigerated preferred, frozen acceptable
Additional Information
Test performed by Mayo Clinic Laboratories
Billing
CPT Code
84432
Fee Code
AA540