Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates in the SVC . The heart size is mildly enlarged but unchanged . Mediastinal and hilar contours are stable . Emphysematous changes within the lungs are re - demonstrated with marked scarring in the lung apices . No new focal consolidation , pleural effusion or pneumothorax is present . There is no pulmonary vascular congestion . No acute osseous abnormalities detected . Clips are noted within the midline upper abdomen .
    OUTPUT:
    
Emphysema . Unchanged biapical scarring . No acute cardiopulmonary abnormality otherwise detected .