Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right central venous infusion catheter with its tip unchanged from prior study . A right pleural drainage tube with its tip at the right apex , unchanged from prior . There are bilateral small pleural effusions , slightly improved from prior . There is slightly improved aeration in both lungs with slight improvement in pulmonary edema . There are bilateral patchy opacities in both lungs , consistent with known widespread pulmonary metastases . No pneumothorax .
    OUTPUT:
    
Minimal interval improvement in bilateral small pleural effusions and bilateral pulmonary edema . This preliminary report was reviewed with Dr . ___ , ___ radiologist .