Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Previously seen pulmonary edema has significantly improved , but is not completely resolved . There is minimal bibasilar atelectasis . Mild cardiomegaly is decreased compared to ___ . There are no pleural effusions . No pneumothorax is seen . The mediastinal contours are normal .
    OUTPUT:
    
1 . Improved mild interstitial pulmonary edema . 2 . Minimal bibasilar atelectasis . 3 . Decreased mild cardiomegaly .