Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Large right pneumothorax is re - demonstrated , with some atelectasis in the right lung . A chest tube overlies the lateral right lower chest , low in position and appears to terminate lateral to the right chest wall . Minimal to no change in the size of the right pneumothorax is seen . There may be very subtle leftward shift of the mediastinum which may be secondary to subtle tension . The left lung is clear . No pleural effusion is seen . Cardiac silhouette is not enlarged . Mediastinal contours unremarkable .
    OUTPUT:
    
Large right pneumothorax with minimal to no significant improvement compared to the prior study . Subtle tension not excluded . Right chest tube is seen projecting over the inferolateral right chest , appears low in position , and terminates lateral / outside the right chest wall . Findings discussed with Dr . ___ at ___ :___ on ___ via telephone 5 minutes after discovery .