Intestinal ascariasis at pediatric emergency room in a developed country

Figure 1 Abdominal ultrasound examination at the pediatric emergency room. A: Ultrasonography shows multiple, round-shaped structures with a target-like appearance within the small intestine (white arrows); B: In a longitudinal scan of the small intestine, ultrasound shows a tubular structure with two parallel, outer high echogenic lines (black arrows). Space between the intestinal wall and the tubular structure was not observed.