Post-obstructive diuresis: Difference between revisions
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==Evaluation== | ==Evaluation== | ||
* Urine is usually hypotonic with large amounts of sodium chloride, potassium, phosphate and magnesium <ref>Jameson et al. Harrison's Principles of Internal Medicine 20th edition. Chapter 313.</ref> | * Urine is usually hypotonic with large amounts of sodium chloride, potassium, phosphate and magnesium <ref>Jameson et al. Harrison's Principles of Internal Medicine 20th edition. Chapter 313.</ref> | ||
* Urine Output > 125 - 200mL/hour after relief of obstruction <ref>Nyman et al. Management of Urinary Retention: Rapid Versus Gradual Decompression and Risk of Complications. Mayo clinic proceedings. 1997;72:951-956.</ref> | |||
* Urine Osmolarity > 250mosm/kg <ref>Reynard et al. Oxford Handbook of Urology. Chapter 4. 2005. Oxford University Press.</ref> | * Urine Osmolarity > 250mosm/kg <ref>Reynard et al. Oxford Handbook of Urology. Chapter 4. 2005. Oxford University Press.</ref> | ||
Revision as of 23:20, 12 September 2018
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]
- Urine Output > 125 - 200mL/hour after relief of obstruction [3]
- Urine Osmolarity > 250mosm/kg [4]
Management
Disposition
See Also
External Links
References
- ↑ 1.0 1.1 Halbgewachs C, Domes T. Postobstructive diuresis. Can Fam Physician. 2015 Feb; 61(2): 137–142.
- ↑ Jameson et al. Harrison's Principles of Internal Medicine 20th edition. Chapter 313.
- ↑ Nyman et al. Management of Urinary Retention: Rapid Versus Gradual Decompression and Risk of Complications. Mayo clinic proceedings. 1997;72:951-956.
- ↑ Reynard et al. Oxford Handbook of Urology. Chapter 4. 2005. Oxford University Press.