Table 1. Results of 24-hour urine collections. The “pre-op” values are the means of two collections done before she underwent a bariatric procedure. The “post-op” values are derived from a single collection performed 17 months after the bariatric procedure.
| Pre-op 24-h urine | Post-op 24-h urine | Normal range | |
|---|---|---|---|
| Volume (L/d) | 3.4 | 4.2 | 0.5 – 4 |
| Cr24 (mg/d) | 1,491 | 1,663 | 15 – 20 mg/kg |
| Ca24 (mg/d) | 85 | 97 | < 250 |
| Cit24 (mg/d) | 1,013 | 941 | > 450 |
| Cys24 (mg/d) | 990 | 470 | < 75 |
| Sodium (meq/d) | 147 | 91 | < 100 |
| pH | 7.14 | 7.18 | 5.8 – 6.2 |
| PCR (gm/kg/d) | 1.1 | 0.8 | 0.8 – 1.4 |