The effect of screening sonography on the positive rate of enemas for intussusception.

Background: The referring physicians at our institution used the enema as a diagnostic test in children with suspected intussusception.

Objective: To determine the change in rate of positive enema findings performed for suspected intussusception with the intervention of screening ultrasound (US).

Materials And Methods: Since October 1995, 224 children (mean age 2.