Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . A device projecting over the left chest wall is again noted of unclear significance . The lungs are clear , though volumes are low . Minimal linear density in left lower lung likely represents scarring . The cardiomediastinal silhouette appears grossly normal . Bony structures are intact .
    OUTPUT:
    
No acute findings in the chest .