| Ordering Code | 401 |
|---|---|
| Test Name | Alpha1-Antitrypsin |
| Alias | A1AT AAT Acute Phase Protein Alpha Protease Inhibitor |
| Preferred Specimen | Serum |
| Preferred Container | SST (Gold) |
| Other Specimen/Container | Serum in Plain (Red) |
| Optimum Volume | 1 mL |
| Transport Requirements | Oahu: Refrigerated Airline: Refrigerated |
| Specimen Stability | Refrigerated: 1 Week Frozen: 2 Months |
| Rejection Criteria | Insufficient quantity, Lipemic, Specimen older than stability limits, Wrong specimen type |
| Avail. Stat | NO |
| Analytic Time | 1 Day |
| Methodology | Nephelometry |
Reference range(s)
The reference ranges listed below are valid on this date of November 5, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Alpha1-Antitrypsin | ALL | 84-218 | 84-218 | mg/dL |
