Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild improvement in bilateral pleural effusions , which are now small in size . Bibasilar atelectasis have also improved . Right upper extremity PICC terminates at the level of the mid SVC . The cardiomediastinal and hilar contours are stable , with a mildly tortuous thoracic aorta . An esophageal stent is unchanged in position . Mild widening of the superior mediastinum , relates to the known esophageal cancer . No new consolidation or pneumothorax is seen . Emphysematous changes are seen in both lungs .
    OUTPUT:
    
1 . Mild decrease in the bilateral pleural effusions , which are now small . Improved bibasilar atelectasis . 2 . Right upper extremity PICC and esophageal stent , unchanged in position .