Urine output - decreased
Definition
Decreased urine output is defined as producing less than 500 milliliters of urine in 24 hours.
Alternative Names
OliguriaConsiderations
Although a significant decrease in urine output may indicate a serious, even life-threatening condition, adequate urine output can be restored with prompt medical treatment.
Causes
- Dehydration due to vomiting, diarrhea, or fever, with a lack of adequate fluid intake
- Total urinary tract obstruction, such as may result from an enlarged prostate
- Severe infection leading to shock
- Drugs such as anticholinergics, methotrexate, and diuretics
References
Goldman L, Ausiello D. Cecil Textbook of Medicine. 22nd ed. Philadelphia, Pa: WB Saunders; 2004.
Wein AJ. Campbell-Walsh Urology. 9th ed. St. Louis, Mo: WB Saunders; 2007.
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