Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to ___ , right - sided effusion and basilar opacities have improved . Moderate pulmonary edema persists . Numerous pulmonary metastases are again demonstrated . No pneumothorax . Right - sided port with the tip near the cavoatrial junction .
    OUTPUT:
    
Interval decrease in right - sided pleural effusion . Moderate pulmonary edema .