Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study the right hemidiaphragm continues to be elevated with either scarring or effusion . In addition there is an area of atelectasis versus infiltrate that is increased compared to the study from 2 days prior . The left lobe is clear .
    OUTPUT:
    
Worsened appearance of the right lower lobe . It is unclear if this is volume loss or infectious infiltrate .