Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Stable cardiomegaly and tortuosity of the thoracic aorta . Upper zone vascular re-distribution is present , but there is no overt pulmonary edema . Bilateral small to moderate pleural effusions appear relatively similar to the prior radiograph except for slight increase in the right effusion . Adjacent bibasilar atelectasis is also demonstrated .
    OUTPUT:
    
Small - to - moderate bilateral pleural effusions and adjacent basilar atelectasis . Prominence of the thoracic aorta , in keeping with a history of recent ascending aortic surgery . This has been more fully evaluated by a recent outside chest CT of one day earlier .