Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated in keeping with known history of emphysematous disease . There are no focal opacities concerning for pneumonia . Biapical pleuro - parenchymal scarring is present . The cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Hyperinflated lungs in keeping with history of emphysema . No evidence of pneumonia .