Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . Bibasilar atelectasis / scarring is seen . The cardiac silhouette is top - normal . Mediastinal contours are unremarkable . No overt pulmonary edema is seen .
    OUTPUT:
    
Hyperinflated lungs suggest chronic obstructive pulmonary disease . Bibasilar atelectasis / scarring .