Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ___ , there has been interval accumulation of now moderate pleural effusion on the left with associated left basal atelectasis . The right pleural effusion also has increased since ___ . The upper lungs are clear . The hilar and mediastinal silhouettes are unchanged . Right - sided infusion port terminates cavoatrial junction . A biliary is seen .
    OUTPUT:
    
Interval increase in bilateral pleural effusion , now moderate .