title: Pneumoperitoneum in the newborn: an open-ended 'ileal atresia'.
mesh_terms: D006801:Humans; D007082:Ileum / Q000002:abnormalities*; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000209:etiology*; D007415:Intestinal Obstruction / Q000150:complications; D008297:Male; D011027:Pneumoperitoneum / Q000209:etiology*