Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . Biapical scarring is unchanged from prior . There are no focal opacities concerning for aspiration or pneumonia . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Hyperinflated lungs . No evidence of pneumonia or aspiration .