Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to prior , there has been interval enlargement of the bilateral pleural effusions , small on the right , moderate on the left . There is no visualized pneumothorax . Superiorly the lungs are clear . Right basilar opacity may be due to atelectasis . Cardiac silhouette is difficult to assess . Coronary artery stents are noted . No acute osseous abnormalities .
    OUTPUT:
    
Interval enlargement of the bilateral pleural effusions , moderate on the left , small on the right .