Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Complete opacification of the right hemithorax with leftward shift of the mediastinal structures likely indicates a large pleural effusion , likely hepatic hydrothorax , given the clinical history . Patchy opacities in the left lung , particularly in the left upper ___ , ___ represent infection , the correct clinical setting . No left - sided pleural effusion or pneumothorax is identified .
    OUTPUT:
    
1 . Complete opacification of the right hemithorax with leftward shift of mediastinal structures , likely due to a large pleural effusion from hepatic hydrothorax , given the clinical history . 2 . Patchy opacities in the left lung , which ___ represent infection or an underlying mass . Follow - up radiograph to determine stability or resolution is recommended .