Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right lung is clear . There is a tiny right - sided pleural effusion , but there is no evidence of right - sided pneumothorax . The patient is status post left total pneumonectomy , with leftward displacement of the mediastinum and a fluid occupied left hemithorax . Multiple rib osteotomies as well as surgical clips are noted in the left side related to surgical procedure . A drainage tube ends in the mid left thorax in unchanged position compared with prior exam .
    OUTPUT:
    
No significant interval change compared with prior examination on ___ , with a fluid occupied left thoracic cavity and no evidence of pneumothorax .