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HelpTest Code THYGB / USC THYROGLOBULIN TUMOR MARKER USC
Additional Codes
| Software | Test Code |
|---|---|
| Label Text | THYGB |
| EPIC | LAB10340 |
| University of Southern California | THYGB |
Performing Laboratory
University of Southern California Endocrine Laboratories (USC)
Useful For
Monitoring patients with thyroid cancer and for investigating cases of hyperthyroidism thought to be self induced by exogenous T4 (Includes thyroglobulin antibody screen).
Method Name
Immunometric Assay (IMA)
RadioImmunoassay (RIA) (If indicated)
Reference Values
Thyroglobulin Antibody Screen < 0.4 U/mL
TG REFERENCE RANGES WITH TSH CORRELATION
Normal Thyroid___Tg (3 – 40 ng/mL)__TSH (0.3 – 4.0mIU/L)
Normal Thyroid (suppressed TSH)___Tg (1.5 – 20ng/mL)__TSH (<0.1 mIU/L)
Post Lobectomy (normal TSH)___Tg (1.5 – 20ng/mL)__TSH (0.3 – 4.0 mIU/L)
Near-Total Thyroidectomy (suppressed TSH)___Tg (<2 ng/mL)__TSH (< 0.1 mUI/L)
Goiter (Thyroid Enlarged)___Tg (>40ng/mL)__TSH ( – )
Days and Times Test Performed
Monday through Friday
Report Available
14 Days
Profile Information
|
Individual Test Description |
|---|
| THYROGLOBULIN ANTIBODY |
| THYROGLOBULIN TOTAL |
Specimen Type
Serum
Preferred Container
Serum Separator Tube (SST)
Preferred Volume
Serum: 2 mL (Serum Separator Tube (SST))
Minimum Volume
Serum: 1.5 mL (Serum Separator Tube (SST))
Specimen Collection and Handling
Spin specimen, separate from clot and send refrigerated.
Specimen Stability Information
Specimen Type: Serum
Refrigerated: 7 Days
Note: For long-term storage, freezing samples at -10 to -20°C is preferred. Repeat thawing and freezing of samples does not influence values if there are no losses due to evaporation.
Add On Capable
Contact Reference Lab – If add-on can never be done, report the test to the Administrative Analyst
Advance Beneficiary Notice Requirements
No ABN Required
CPT Code Information
|
CPT Code |
CPT Description |
CPT Disclaimer |
|---|---|---|
| 84432 | Thyroglobulin, Quantitative | |
| 86800 | Thyroglobulin Antobody |
Keywords
HTG (HUMAN THYROGLOBULIN)
TATC (THYROGLOBULIN ASSAY FOR THYROID CANCER)
TG (THYROGLOBULIN)
Performing Laboratory Location
University of Southern California Endocrine Laboratories (USC)
Acceptable Alternative Container(s)
Red Top Tube