Post-obstructive diuresis
Background
- A rare but potentially lethal complication associated with the relief of (most commonly, chronic) urinary obstruction[1]
- May result in dehydration, electrolyte imbalances, and death if not adequately treated[1]
Clinical Features
- Polyuria after relief of urinary tract obstruction
Differential Diagnosis
Evaluation
- Urine is usually hypotonic with large amounts of sodium chloride, potassium, phosphate and magnesium [2]