Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal semi-upright view of the chest was obtained . Heart is mildly enlarged , similar to prior . Bilateral pleural drains are present , new on the right and similar in position on the left . There has been interval decrease in bilateral pleural effusions , now small on the left and moderate on the right . No apical pneumothorax is seen in either lung . Septal lines in the left lung base is likely due to mild interstitial edema . Leads of a right chest wall generator terminate over the right atrium and right ventricle .
    OUTPUT:
    
1 . Bilateral pleural catheters , new on the right and similar in position on the left , with interval decrease in bilateral pleural effusions , now moderate on the right and small on the left . No pneumothorax visualized . 2 . Mild interstitial edema .