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General Information:

Web Links:

Mayo Clinic Laboratories

Test Code LAB0232199 Thyroperoxidase IgG Antibodies, Serum

Methodology

Enzyme-Linked Immunosorbent Assay (ELISA)

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

 

Specimen Type: Serum
Container/Tube

Preferred:   Serum gel or red top

Acceptable:  Plasma (Li Heparin and EDTA,)

Specimen Volume: 0.3 mL

Collection Instructions:  Serum/plasma should be refrigerated (2-8 0C). If assay will not be completed within 48 hours, serum/plasma should be frozen at or below -200C. Label specimen appropriately.

Specimen Transport Temperature

Refrigerate/Frozen

Reference Values

<25 IU/ml (negative)

25-35 IU/ml (equivocal)

>35 IU/ml (positive)

Reference values apply to all ages

Day(s) Test Set Up

Monday, Wednesday, Friday

Test Classification and CPT Coding

86376