Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest show improved but persistent subcutaneous emphysema , now predominantly confined to the anterior abdominal and chest wall . A large right hydropneumothorax with increased pleural fluid and air component occupies the right hemithorax . The right lung base can not be evaluated due to the presence of the hydropneumothorax . No mediastinal shift is appreciated . There has been interval removal of a right - sided PICC line . The left lung is clear with improved atelectasis from ___ . The cardiomediastinal silhouette is partially obscured , but appears within normal limits and overall unchanged from ___ .
    OUTPUT:
    
1 . Large right hydropneumothorax with increased fluid and air component , but no associated mediastinal shift . 2 . Improved but persistent subcutaneous emphysema . 3 . Improved left basilar atelectasis from ___ . Findings were communicated by Dr . ___ to ___ of thoracic oncology by phone at 12 :45 p .m . on ___ .