Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged but unchanged . The aorta remains mildly unfolded . The mediastinal and hilar contours are similar . Lungs are hyperinflated with upper lobe predominant moderate emphysema again noted . No focal consolidation , pleural effusion or pneumothorax is present . There is no pulmonary vascular congestion . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Emphysema .