Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is new opacity in the lingula of left lung obscuring the left heart border , concerning for pneumonia . Lungs are hyperinflated . Focal scarring is noted in the right mid lung . There is no pleural effusion or pneumothorax . The cardiomediastinal and hilar silhouette are normal size . Multiple old healed rib fractures are again noted .
    OUTPUT:
    
New lingular opacity , concerning for pneumonia .