Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lungs are hyperinflated and grossly clear . Diaphragms are flattened , unchanged . No pleural effusion or pneumothorax . Hilar and cardiomediastinal contours are normal .
    OUTPUT:
    
Hyperinflated lungs and flattened diaphragms are unchanged , consistent with emphysematous changes .