Newborn with failure to pass meconium Pediatric Imaging Gastrointestinal January 7, 2019July 6, 2026 Enema shows on the early AP view (left) a microcolon and on the later lateral view (right) reflux of contrast into a dilated terminal ileum. The diagnosis was uncomplicated meconium ileus. Related Published January 7, 2019July 6, 2026