Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . There is no pleural effusion or pneumothorax . The lungs appear clear . Surgical clips project over the rib left upper quadrant and there is a surgical staple line as well . The chest is hyperinflated . There has been no significant change .
    OUTPUT:
    
Postoperative changes in the left upper quadrant . Hyperinflation . No evidence of acute cardiopulmonary disease .