Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . Pulmonary vasculature is normal . Left inferior lateral pleural thickening and scarring are unchanged . Streaky opacities in the lung bases likely reflect atelectasis . No new focal consolidation , pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Streaky bibasilar opacities , likely atelectasis .