Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left apical pneumothorax is smaller , with a pleural line projecting over the third posterior rib . The amount of subcutaneous emphysema has increased , suggesting air may be leaking instead of being evacuated by the left chest tube . The right lung is clear . Left lower lobe atelectasis is unchanged . No evidence of bilateral layering pleural effusions . Unchanged left subclavian line terminating in the mid SVC .
    OUTPUT:
    
1 . Increased subcutaneous emphysema suggests there may be leaking instead of being evacuated by the left chest tube . 2 . Smaller , but persistent , left apical pneumothorax .