Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Persistent but improved right upper and right lower lobe opacifications , with the latter most evident on lateral view . No new opacification is evident . Unchanged cardiomediastinal and hilar contours noted . No pleural effusion or pneumothorax identified .
    OUTPUT:
    
Persistent but resolving right upper and lower lobe opacifications .