Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are hyperinflated with marked emphysema again noted in the upper lobes . Heart size is normal . Mediastinal and hilar contours are unchanged . No focal consolidation , pleural effusion or pneumothorax is present . Linear subsegmental atelectasis versus scarring is seen in the lingula . Pulmonary vasculature is not engorged . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Emphysema .