Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the immediate prior radiographs of ___ , there has been minimal improvement in still moderate pulmonary edema . Large bilateral layering pleural effusions and moderate cardiomegaly may be slightly improved as well . There is no focal consolidation or pneumothorax .
    OUTPUT:
    
Slight interval improvement in moderate to severe volume overload .