Thyroglobulin by LC-MS/MS, Serum or Plasma


Sunquest Code:THYGLB  
Epic Code:LAB6549Epic Name:Thyroglobulin by LC-MS/MS
Methodology:Liquid chromatography/Tandem mass spectrometry
CPT Code:84432
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-6 days.
Compliance:

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.



Collection Instructions

Specimen:Blood
Optimal Volume:3 mL
Minimum\Peds Volume:1.6 mL
Container:Red or gold (gel) (Green (lithium heparin, gel), Green (sodium heparin, no gel), Red (no gel))


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1.5 mL, 0.7 mL minimum.
Shipping Instructions:Ship at refrigerated temperature or on dry ice.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2006550


Interpretive

Reference Range:

Age

Reference Interval

6 mo – 3 y

7.4-48.7 ng/mL

-7 y

4.1-40.5 ng/mL

8-17 y

0.8-29.4 ng/mL

18 y and older

1.3-31.8 ng/mL

Reference laboratory does not provide a reference range for patients under 6 months of age.

 

Use:Aids in survellance of residual/recurrent thyroid cancer in individuals who have developed antibodies to thyroglobulin.


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