Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Hyperinflated lungs are noted with a linear left lower lung density likely representing a focus of scarring . No focal consolidation , large effusion or pneumothorax . Cardiomediastinal silhouette appears normal . Imaged bony structures are intact . No free air below the right hemidiaphragm peer
    OUTPUT:
    
Emphysema with focal linear scar in the left lower lung .