Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size and mediastinum are stable . Right pigtail catheter is in place . Interval decrease in right basal pneumothorax and subcutaneous emphysema of the right chest wall . However , persistence of small right pneumothorax . Right lower lobe atelectasis . Unchanged atelectasis of the left lung . Small right pleural effusion . Stable degenerative disc disease and cervical spinal fusion hardware .
    OUTPUT:
    
Marked improvement of right basal pneumothorax and subcutaneous emphysema of the right chest . Persistence of small right pneumothorax . Small right pleural effusion .