A new born girl not passed meconium for 48 hrs, has abdominal distention and vomiting, Initial investigation of choice would be
High-Yield Explanation
bowel obstruction with an absent caecal gas shadow in ileocolic cases. A soft tissue opacity is often visible in children. A barium enema may be used to diagnose the presence of an ileocolic intussusception (the claw sign) Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1196