Urinary Sodium
24 hours
Ion Selective Electrode
Accredited NRL Laboratory
Daily
Measures sodium excretion. Evaluates electrolyte balance and hypertension.
24 hour urine
1 mL
Urine without preservative
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.
| Temperature | Period |
|---|---|
| Refrigerated | 14 days |