Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the chest radiograph obtained 6 hours prior , there has been interval removal of the left - sided chest tube with no change in the small left apical pneumothorax . A small amount of subcutaneous emphysema is unchanged . Heart size , mediastinal silhouette , and right basilar atelectasis are unchanged .
    OUTPUT:
    
Interval removal of a left - sided chest tube with no change in the small left apical pneumothorax .