Thyroid PerOxidase, ABS (Anti-TPO)
Code
5940
Principle
TPO is a membrane-bound glycoprotein enzyme.
Preanalytical
1 mL Serum Refrigerated
Turn Around Time
1 day
Methodology
Chemiluminescent immunoassay (CLIA)
Limitations
Patients who have been regularly exposed to animals or have received immunotherapy or diagnostic procedures utilizing immunoglobulins or immunoglobulin fragments may produce antibodies, e.g. HAMA, that interfere with immunoassays.