Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A mediastinal surgical drain has been removed . There has been interval increase in bibasilar atelectasis , and no new focal consolidation , pleural effusion or pneumothorax is noted . There is no pulmonary edema , and the heart is normal in size . Right upper quadrant abdominal surgical clips are noted . Compression deformities of the mid-thoracic spine are again noted .
    OUTPUT:
    
Worsening bibasilar atelectasis . Coexisting aspiration is possible in the appropriate clinical setting .