| Ordering Code | 465 |
|---|---|
| Test Name | Anti-TPO Microsomal |
| Alias | Anti-Thyroid Microsomal Peroxidase Thyroid Peroxidase Antibodies |
| Preferred Specimen | Serum |
| Preferred Container | SST (Gold) |
| Other Specimen/Container | Plasma in Lithium Heparin (Green), Serum in Plain (Red) |
| Optimum Volume | 0.5 mL |
| Handling Instructions | Freeze and thaw sample only once. |
| Transport Requirements | Oahu: Refrigerated Airline: Frozen |
| Specimen Stability | Ambient: 8 Days Refrigerated: 8 Days Frozen: 24 Months |
| Rejection Criteria | Wrong specimen type, Grossly hemolyzed, Insufficient quantity, Specimen older than stability limits, Heat-inactivated samples, Samples stabilized with azide |
| Avail. Stat | NO |
| Analytic Time | Up to 3 Days |
| Methodology | Electrochemiluminescence Immunoassay |
Reference range(s)
The reference ranges listed below are valid on this date of June 29, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Anti-TPO Microsomal | ALL | < 34 | < 34 | IU/mL |