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HelpTest Code U Na Urine, Sodium Level
Aliases
Random urine sodium
Patient Preparation
No special patient preparation required
Collection Method
Sterile urine collection
Minimum Volume
- Adults: 0.5 ml
- Pediatric: 0.3 ml
Container
Sterile Urine Cup
Preferred Specimen
Sterile Urine Cup
Acceptable Specimens
Urine
Reference or Target Ranges
No reference values for random urine given
Reportable Units
mmol/L
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | 750 mg/dL |
| Icterus Threshold | 60 mg/dL |
| Lipemia Threshold | 3000 mg/dL |
| Other | QNS, contaminated, improperly Labeled, improper specimen type |
Specimen Stability
| Ambient | 14 days |
| Refrigerated (4°C to 8°C) | 14 days |
| Frozen(-40°C to 0°C) | 2 years |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time | Stat: 1 hour Routine: 4 hours |
| Stat Availabilty | Yes |
| Performing Bench | UH Chemistry |
| Methodology/Method Description | Siemens Atellica - Ion-selective Electrode (ISE) |
CPT Codes
84300