One day after an uncomplicated spontaneous vaginal delivery, a 23-year-old woman, gravida 1, para 1, has the onset of loss of small amounts of urine. she received epidural anesthesia during labor and delivery. examination shows an episiotomy without evidence of hematoma. she is voiding 50 to 75 ml of urine at a time. postvoid residual volume is 300 ml.

A hypotonic state of the bladder, or conduct and duration of labor and peripartum bladder management, and the use of epidural anesthesia may all contribute to overflow incontinence.

Overflow incontinence is characterized by uncontrolled, spontaneous passing of urine because of an overfull  bladder.

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