Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are normally expanded and clear . Heart size is normal . The mediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . There are numerous healed right rib fractures . There is gaseous distention of several loops of small bowel in the upper abdomen . Degenerative changes are incidentally noted in the partially imaged right AC joint
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . 2 . Gaseous distention of several loops of small bowel in the upper abdomen .