Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . There is no effusion or pneumothorax . There is mild biapical scarring as well as a density at the left apex . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
A focal opacity att the left apex is concerning for lung cancer .