<prompt> True statement regarding oliguria: March 2008Urine formation less than 50 mL 24 hoursUrine formation less than 250 mL 24 hoursUrine formation of less than 500 mL24 hoursUrine formation less than 750 mL24 hours  <response>: Ans. C: Urine formation of less than 500 mL24 hours Oliguria is defined as a urine output that is Less than 1 mLkgh in infants, Less than 0.5 mLkgh in children, and Less than 500 mLday in adults Anuria is complete absence of urine formationless than 50 mL 