Anuria

Anuria is a decrease in daily diuresis that leads to its complete cessation.


 * In young children, it is defined as urine production 0−0.5 ml/kg/h.


 * In adults, it is defined as urine production 0-50 ml/day.

Anuria develops from the oliguria that precedes it.

Causes
The most common causes of anuria and oliguria include:


 * acute renal failure;
 * acute tubular necrosis;
 * severe dehydration;
 * shock.