Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Metallic stents in the region of the right brachiocephalic vein and SVC remains in unchanged position . Cardiac , mediastinal and hilar contours are similar , with the heart size within normal limits . Pulmonary vasculature is normal . No focal consolidation , pleural effusion or pneumothorax is present . Lungs are hyperinflated with flattening of the diaphragms . There are diffuse mild atherosclerotic calcifications throughout the thoracic aorta . Subsegmental atelectasis versus scarring is seen within the right lung base . No acute osseous abnormalities are visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .