Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a moderate right pleural effusion as well as fluid within the fissure . The left lung is essentially clear . The lung volumes are low causing bibasilar atelectasis . Cardiac silhouette is is probably normal in size . Hilar contours are unremarkable . No evidence of adenopathy .
    OUTPUT:
    
Right - sided pleural effusion , but no evidence of adenopathy .