Version July 2025
| Serum sodium >150 mmol/L |
| Serum osmolality >305 mOsm/L |
| Low urinary sodium <20 mmol/L |
| Dilute urine 50 to 150 mOsm/L |
| Urine output >4 mL/kg/hr |
| Exclude diuresis (eg, caused by diuretics, mannitol, or hypertonic saline) |
