Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs remains hyperinflated with stable scarring in the left apex . There is new opacity in the right lower lung . Chain suture again projects over the lateral right mid lung . Heart size , mediastinal and hilar contours are normal . There may be a small right pleural effusion . No left pleural effusion or pneumothorax .
    OUTPUT:
    
Possible right lower lobe pneumonia .