Table 1 Serum and urine laboratory values before and after administration of desmopressin (DDAVP).
| Admission | 12 Hours After Admission | Day 3, Before DDAVP | Day 3, 4 hrs After DDAVP | |
|---|---|---|---|---|
| Serum: | ||||
| Na | 173 mmol/L | 157 mmol/L | 163 mmol/L | 154 mmol/L |
| CO2 | 20 mmol/L | 22 mmol/L | 24 mmol/L | |
| BUN | 143 mg/dL | 80 mg/dL | 19 mg/dL | |
| Creat | 1.6 mg/dL | 0.9 mg/dL | 0.6 mg/dL | |
| osmolality | 330 mosm/kg | 324 mosm/kg | ||
| Urine: | ||||
| Output | 6.5 cc/kg/hr | 2.9 cc/kg/hr | ||
| Spec.grav. | 1.007 | 1.012 | ||
| Osmolality | 248 mosm/kg | 413 mosm/kg | ||
| Na | 57 mmol/L | 125 mmol/L |
