Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are relatively hyperexpanded . Biapical scarring is noted . Coarse interstitial marking seen throughout the lungs is likely to reflect chronic process . Relative elevation of the left hemidiaphragm is noted . There is no effusion . Cardiac silhouette is top normal in size . No acute osseous abnormality is identified .
    OUTPUT:
    
Hyperinflation with chronic changes suggesting possible COPD . No definite acute process .