Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of the right chest tube with associated atelectasis in the region surrounding the prior chest tube site in the right upper thorax . No pneumothorax . Slight interval improvement in the left and right lower lobe atelectasis . No pleural effusion . Stable mediastinal contours . Stable elevation of the left hemidiaphragm . No free sub - diaphragmatic intra-abdominal free air . Stable , small amount of subcutaneous emphysema at the prior chest tube insertion site in the right lower lateral chest wall .
    OUTPUT:
    
1 . No pneumothorax status - post right chest tube removal . 2 . Interval improvement in bibasilar atelectasis .