Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are unremarkable . Heart size is normal . Diffuse atherosclerotic calcifications are noted throughout the aorta . Lungs are hyperinflated with bullous changes again noted most pronounced in the upper lobes . Patchy opacities are re - demonstrated most pronounced in the right lower lobe , but also involving the right upper and left upper lobes . Chain sutures are noted in the right apex . No new focal consolidation , pleural effusion or pneumothorax is present . Mild degenerative changes are seen in the thoracic spine .
    OUTPUT:
    
Patchy opacities in the right lower lobe as well as in both upper lobes concerning for areas of infection . Previous CT also demonstrated airway wall thickening and small areas of mucous plugging in these areas of infection .