Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Comparison is also made with a prior CT chest from ___ . The patient is known to have severe emphysema which is exemplified on chest radiograph with hyperinflated and hyperlucent lungs . Suture material is noted along the left mid lung , compatible with prior resection . There is no focal consolidation , large effusion , or pneumothorax . Cardiomediastinal silhouette appears grossly unremarkable and stable with atherosclerotic calcification again noted along the aortic knob . Bony structures appear stable with a bony deformity of the left humeral neck , unchanged as compared with a prior radiograph from ___ . An osteotomy involving the left fifth posterior rib arch is stable .
    OUTPUT:
    
Emphysema without superimposed pneumonia or CHF .