| Ordering Code | 169 |
|---|---|
| Test Name | Sodium |
| Alias | Na |
| Preferred Specimen | Serum |
| Preferred Container | SST (Gold) |
| Other Specimen/Container | Plasma in Lithium Heparin (Green), Serum in Plain (Red) |
| Optimum Volume | 0.5 mL |
| Transport Requirements | Oahu: Ambient Airline: Refrigerated |
| Specimen Stability | Ambient: 2 Weeks Refrigerated: 2 Weeks Frozen: 3 Months |
| Rejection Criteria | Insufficient quantity, Specimen older than stability limits |
| Avail. Stat | YES |
| Analytic Time | 1 Day |
| Methodology | Ion selective electrode |
Reference range(s)
The reference ranges listed below are valid on this date of March 31, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Sodium | >=19Y | 133-145 | <= 120 | >= 160 | 133-145 | >= 160 | <= 120 | mEq/L | |
| Sodium | 0-18Y | 133-145 | <= 130 | >= 150 | 133-145 | >= 150 | <= 130 | mEq/L |