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