Urine outputs of <50 mL/day
ANURIA
Presence of bacteria in urine
BACTEREMIA
Painful/difficult voiding
DYSURIA
Frequent voiding— more than every 3 h
FREQUENCY
Involuntary voiding during sleep
ENURESIS
Red blood cells in the urine
HEMATURIA
Involuntary loss of urine
INCONTINENCE
Delay, difficulty in initiating voiding
HESITANCY
Awakening during the night to urinate
NOCTURIA
Protein in the urine
PROTEINURIA
Strong desire to void
URGENCY
Urine output <400 mL in 24 h or <0.5 mL/kg/h over 6 h
OLIGURIA
Increased volume of urine voided
POLYURIA