Urinary suppression is a medical condition in which urine production by the kidneys abruptly declines. This condition in where urine production and excretion is less than 500 ml in a 24-hour period is also known as oliguria in the medical profession.
Some of the causes of urinary suppression are dehydration from diarrhea and vomiting, inadequate fluid intake and renal infections. Severe cases of this medical condition can lead to delirium, coma and effusion due to nitrogenous waste build up in the blood.
Symptoms of this medical condition include changes in urine excretion, loss of appetite, vomiting, nausea and sleep problems, according to the Mayo Clinic.