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Test Code ZG132 Thyroglobulin Antibody, Serum

Additional Codes

  Mayo Test ID
  TGAB

 


Advisory Information


For the follow-up of patients with differentiated follicular-cell derived thyroid carcinomas, consider ordering HTG2 / Thyroglobulin, Tumor Marker, Serum or HTGR / Thyroglobulin, Tumor Marker Reflex, Serum.



Specimen Required


Patient Preparation: For 12 hours before specimen collection, do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.

Container/Tube: Red top (gel tubes/SST are not acceptable)

Specimen Volume: 0.6 mL

Collection Instructions: Centrifuge and aliquot serum within 2 hours of collection.


Forms

If not ordering electronically, complete, print, and send a General Request (T239) with the specimen.

Useful For

As an adjunct in the diagnosis of autoimmune thyroid diseases: Hashimoto disease, postpartum thyroiditis, neonatal hypothyroidism, and Graves disease

Method Name

Immunoenzymatic Assay

Reporting Name

Thyroglobulin Antibody, S

Specimen Type

Serum Red

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Red Refrigerated (preferred) 7 days
  Frozen  30 days

Reference Values

<4.0 IU/mL

Reference values apply to all ages.

Day(s) and Time(s) Performed

Monday through Friday; 6 a.m.-12 a.m.

Saturday; 6 a.m.-6 p.m.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

86800 

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TGAB Thyroglobulin Antibody, S 8098-6

 

Result ID Test Result Name Result LOINC Value
TGAB Thyroglobulin Antibody, S 56536-6