Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior radiograph from ___ , there has been interval improvement in bibasilar opacities with the residual low opacity of the right middle lobe which could represent atelectasis . The heart size , hilar , and mediastinal contours are normal . No pleural effusion or pneumothorax . Compression deformity in the midthoracic spine is unchanged since ___ .
    OUTPUT:
    
Compared to ___ , interval improvement in bibasilar airspace opacities .