Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , there has been interval removal of right pleural and mediastinal drains . There is a small right apical pneumothorax . On the lateral view , air is seen in the retrosternal space , could be pleural or mediastinal . There is no evidence of mediastinal bleed . Bibasilar atelectasis is not severe .
    OUTPUT:
    
Small right apical pneumothorax . These findings were discussed with ___ , NP by Dr . ___ via telephone on ___ at 12 :22 p .m . , at time of discovery .