Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post right upper lobectomy . As compared to prior chest radiograph from ___ , there has been interval improvement of right pleural effusion . There is volume loss in the right hemithorax with associated cardiomediastinal shift to the right and tenting of the right hemidiaphragm . Post-radiation changes are noted along the right perihilar region . Left pleural effusion is stable and there is atelectasis at the left lung base . There are no new focal consolidations . There is no pneumothorax . Sclerosis of the first and fourth rib as well as resection of the second and third rib are again noted , related to prior surgery . Right PICC terminates in the lower SVC .
    OUTPUT:
    
Interval decrease of right pleural effusion , stable left pleural effusion . No new focal consolidations .