Evaluation of Renal Disease… What is polyuria 22 May 202222 May 2022 Polyuria is an increase in total daily output of urine. Urine output more than 2000 ml/m2/ 24 hrs is defined as polyuria. Preschool child >1 L/24 hrsSchool Children >2L/24 hrsAdults >3L/24 hrs qualifies…