Thyroglobulin by LC-MS/MS, Serum or Plasma
2006550
Ordering Recommendation
Recommended test for quantifying thyroglobulin in individuals with antithyroglobulin antibodies. Aids in surveillance of residual/recurrent thyroid cancer in individuals who have developed antibodies to thyroglobulin.
Mnemonic
THYROG MS
Methodology
High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Sun-Sat
Reported
1-6 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Serum separator tube or green (sodium or lithium heparin), Potassium EDTA  
Specimen Preparation
Separate from cells: Transport 1.5 mL serum or plasma. (Min: 0.7 mL)  
Storage/Transport Temperature
Refrigerated or Frozen.  
Unacceptable Conditions
Samples left ambient for greater than 1 day  
Remarks
  
Stability
After separation from cells: Ambient: 1 day; Refrigerated: 1 week; Frozen: 1 year  
Reference Interval
 
 
Age Reference Interval
6 months -​ 3 years 7.4 -​ 48.7 ng/mL
4 -​ 7 years 4.1 -​ 40.5 ng/mL
8 -​ 17 years 0.8 -​ 29.4 ng/mL
18 years and older 1.3 -​ 31.8 ng/mL
 
Interpretive Data
Lower limit of detection for Thyroglobulin by LC-MS/MS is 0.5 ng/mL.

See Compliance Statement B: www.aruplab.com/CS  
Note
 
CPT Code(s)
84432
Components
Component Test Code*Component Chart Name
2007078Thyroglobulin by LC-MS/MS, Serum/Plasma
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases