Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is new small apical and medial pneumothorax . Retrocardiac opacity likely reflects left lower lobe atelectasis . The heart size is difficult to assess , however likely unchanged . The mediastinum and hilar contours are likely unchanged . Left chest tube is seen . There is subcutaneous emphysema on the left . Mild rightward scoliosis is seen . Distended stomach is seen .
    OUTPUT:
    
Small left apical and medial pneumothorax .