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HelpTest Code NA URN Sodium, Random, Urine
Performing Laboratory
| Memorial Hospital Laboratory- Automated Procedures | 304-388-5953 |
| General Hospital Laboratory | 304-388-6244 |
| Teays Valley Hospital Laboratory | 304-757-1770 |
| Plateau Medical Center Laboratory | 304-469-8621 |
| Greenbrier Valley Laboratory | 304-647-6060 |
Specimen Requirements
Urine BD vacutainer, no additive or sterile cup
10 mL (minimum 2 mL)
Specimen Rejection
- Improperly labeled, collected, stored, and transported
- Quantity not sufficient
Additional rejection at Greenbrier only
- Boric acid not aliquoted as perservative
Storage and Stability
Memorial, General, Teays, Plateau
Refrigerated 2-8oC
Greenbrier
| Room temperature | < 24 hours |
| Refrigerated 2-8o | < 7 days |
| Frozen | 6 months |
Reference Values
Memorial, General, Teays, Plateau
No established reference values
The test result must be integrated into the clinical content for interpretation
Greenbrier
24 hour urine: 40-220 mmol/24 hour
Methodology
Memorial, General, Teays, Plateau- Ion-Selective Electrode
Greenbrier- Direct potentiometry
Days Test Set Up and Turnaround
Monday through Sunday, Continuously
| AM Collection | Expected by 9AM same day |
| Routine | Expected within 24 hrs |
| Stat | Expected within 1 hr |
| Timed | Expected results are test dependant |
CPT Coding
84300