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Test ID:
THYROG
Thyroglobulin, Serum/Plasma
Orderable by Ontario ND
Test Overview
Method
Electrochemiluminescent immunoassay (ECLIA)
Analytical Platform
Roche CobasPRO
Method Description
Consider ordering thyroglobulin and anti-thyroglobulin together due to the interference that thyroglobulin antibodies has on the thyroglobulin assay.
Result Included
Thyroglobulin
Aliases/Synonyms
TG; Thyroid Cancer Monitoring
Specimen
Containers
Preferred Containers
Gold top (clot activator & gel);Red top (no additive)
Acceptable Containers
Lavender top (EDTA); Green top (Na Heparin); Green top (Li Heparin)
Volume
Sample Volume
1 mL
Minimum Volume
0.5 mL
Collection & Handling
Handling Information
Store and send frozen
Stability
| Ambient | Refrigerated | Frozen |
|---|---|---|
| 14 days | 14 days | 2 years |
Rejection Criteria
| Criteria | Specification |
|---|---|
| Hemolysis | Present |
Performance & Interpretation
Turnaround Time
9 days
Results
Name
Units
Reference Range
Conversion
-
Thyroglobulinµg/LNormal Population: 3.50 - 77.00
Post Ablation: <1.00pmol/L x 0.67
Comment
Lowest reportable result: 0.04 µg/L
Circulating Thyroglobulin Antibodies may interfere with measurement of Thyroglobulin. Consider ordering thyroglobulin and anti-thyroglobulin together.
Referral Location
Canada
Interface & Setup
HL7 Interface Codes
| Order Code | Result Name | Result Codes | Units |
|---|---|---|---|
| THYROG | Thyroglobulin | 28730 | ug/L |
Test Version
Last Updated
2023-08-16