Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again , there is near - complete opacification of the right hemi thorax with some slight mediastinal shift to the left . Cardiac and mediastinal silhouettes are stable given the right aspect of the cardiomediastinal silhouette is not well assessed due to the right sided opacification . No evidence of pneumothorax .
    OUTPUT:
    
Near - complete opacification of the right hemithorax mildly increased with possible slight decrease in aeration as compared to the outside hospital chest radiograph from earlier today , ___ . No real discrete aerated lung is currently seen on the right . There has been an been no decrease in the right - sided opacification . Persistent slight mediastinal shift to the left .