What is oliguria?
A dangerous loss of body fluid caused by illness, sweating or inadequate intake. Oliguria is when you pee less than usual. What causes oliguria? · Dehydration · Infection or trauma · Urinary tract obstruction · Medications. Oliguria or hypouresis is the low output of urine specifically more than 80 ml/day but less than 400ml/day. Oliguria, or a decrease in urine output, can be both a symptom of specific health issues and a cause of kidney injury. Oliguria is defined as a urine output that is less than 1 mL/kg/h in infants, less than 0.