<prompt> A newborn presenting with intestinal obstruction showed on abdominal X-ray, multiple air-fluid levels. The diagnosis is not likely to bePyloric obstructionDuodenal atresiaIlleal atresiaLadd s bands  <response>: You can solve this question in a very simple way :- This newborn is presenting with intestinal obstruction and pylorus is a part of stomach not the intestine.Pyloric obstruction shows a single bubble single air fluid appearance not multiple air-fluid levels.Duodenal atresia and Ladds band show double bubble. Heal atresia shows multiple bubbles multiple air-fluid levels. 