<prompt> A 4-year-old child developed sudden bouts of cough respiratory distress after eating peanuts. His Chest X ray shows the following; Diagnosis?Obstructive emphysema right sideObstructive emphysema left sidePneumoniaBronchiectasis  <response>: This chest X-ray shows increased radiolucency of left hemithorax suggestive of hyperinflated chest on left side Foreign body aspiration could be the probable underlying cause- Obstructive emphysema left side 