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HelpTest Code TGABI Thyroglobulin Antibody, Serum
Specimen Required
Only orderable as part of profile. For more information see IETG / Interference Evaluation Heterophile, Thyroglobulin Tumor Marker, Serum.
Patient Preparation: For 12 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7).
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Red top
Acceptable: None (serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 2.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Useful For
Initial testing as a part of evaluating suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result
Reporting Name
Thyroglobulin Antibody, SSpecimen Type
Serum RedSpecimen Minimum Volume
2 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum Red | Refrigerated (preferred) | 7 days |
| Frozen | 30 days | |
| Ambient | 7 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | Reject |
Reference Values
Only orderable as part of profile. For more information see IETG / Interference Evaluation Heterophile, Thyroglobulin Tumor Marker, Serum.
<1.8 IU/mL
Reference values apply to all ages.
Day(s) Performed
Monday through Saturday
Report Available
3 to 5 daysSpecimen Retention Time
6 monthsPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86800
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| TGABI | Thyroglobulin Antibody, S | 56536-6 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| TGABI | Thyroglobulin Antibody, S | 56536-6 |