Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and show diffuse interstitial opacities . These have mildly progressed compared to the previous examination . No pleural effusion or pneumothorax is present . The cardiomediastinal silhouette and hilar contours are normal . Note is made of healed fractures on the right ribs .
    OUTPUT:
    
Diffuse interstitial opacities have mildly progressed and likely represent a combination of chronic interstitial lung disease with overlying edema .