Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior radiographs on ___ , there has been interval removal of a right - sided chest tube , with a very tiny right - sided pneumothorax . There is no evidence of tension . Lung volumes are low with bibasilar atelectasis , similar to prior . There is vascular congestion . The cardiac and mediastinal silhouettes are slightly decreased in size from prior .
    OUTPUT:
    
Very tiny right - sided pneumothorax status post chest tube removal .