Table 4. 24-hours urinalysis.
| 24-h urine collection | Reference range | |
|---|---|---|
| Volume | 3.5 L | |
| pH | 7.1 | 5.8 – 6.2 |
| Calcium | 223 mg/day | Males < 250 |
| Citrate | 410 mg/day | Males > 450 |
| Uric acid | 816 mg/day | Males < 800 |
| Oxalate | 41 mg/day | 20 – 40 |
| Magnesium | 118 mg/day | 30 – 120 |
| Sodium | 211 mmol/day | 50 – 150 |
| Potassium | 89 mmol/day | 20 – 100 |
| Phosphorus | 942 mg/day | 0.6 – 1.2 |
| Chloride | 206 mmol/day | 70 – 250 |
| Ammonium | 22 mmol/day | 15 – 60 |
| Sulfate | 38 meq/day | 20 – 80 |
| UUN | 8.70 | 6 – 14 |
Significant findings in bold. UUN = urine urea nitrogen.