Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared ___ , there is slight increase in size in the right pneumothorax surrounding the entire pleura . Bibasilar atelectasis greater on the right than the left is unchanged . Top - normal heart size with tortuosity of the thoracic aorta stable .
    OUTPUT:
    
Slight increase in size of right pneumothorax .