Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from earlier today , left - sided chest tube has been removed . No left pneumothorax . Left lower lobe atelectasis is unchanged . Small possible right apical pneumothorax is unchanged . Mild cardiomegaly . Slight increase in subcutaneous emphysema in the left neck .
    OUTPUT:
    
No pneumothorax on the left post chest tube removal . Tiny right apical pneumothorax unchanged .