Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are hyperinflated with marked emphysematous changes noted in the upper lobes . Heart size is normal . The mediastinal and hilar contours are unchanged with enlargement of the right lobe of the thyroid resulting in indentation upon and leftward deviation of the trachea , as seen previously . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is demonstrated . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Emphysema . Enlarged right thyroid lobe .