Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable view of the chest demonstrates interval placement of the left pleural drain , which projects over lateral left chest . Left pleural effusion has decreased in size , now small - to - moderate . No pneumothorax . Right lung is essentially clear . There is no right pleural effusion . Hilar and mediastinal silhouettes are unchanged . Heart size is top normal . There is no pulmonary edema . Retrocardiac consolidation is noted , which most likely represents volume loss .
    OUTPUT:
    
In comparison to ___ exam , there has been interval placement of the left pleural drain . Left pleural effusion has significantly decreased in size , now small - to - moderate . No pneumothorax .