The diagnosis of diabetes insipidus (DI ... without concentrating their urine (urine osmolality < 300 mOsm/kg) have either severe central or nephrogenic DI. These can be differentiated at this ...

Treatment of postoperative diabetes insipidus should ... Measurement of urine osmolality or specific gravity every 4-6 h, until resolution or stabilization Measurement of serum sodium levels ...