Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The initial radiograph from 212 hr shows interval increase in the moderate to large right pneumothorax . Left lower lobe atelectasis with leftward deviation of the heart and mediastinum increased . Two biapical chest tubes remain in place . Tracheostomy and nasogastric tubes are unchanged . The right lung is clear . Metallic fragments from known gunshot wounds are re-demonstrated . A followup radiograph of 318 hr shows interval decrease in the right pneumothorax following placement of a third . The right pneumothorax is now small . There is new small right chest wall subcutaneous emphysema . The left lower lobe remains collapsed . The stomach is now moderately distended .
    OUTPUT:
    
Decreased small right pneumothorax following placement of a third chest tube . Persistent left lower lobe atelectasis . New moderate gaseous gastric distention .