Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior chest radiograph , there is new opacification of the right lower lung , consistent with a combination of pleural effusion and atelectasis as seen on his prior radiographs . The left lung remains clear . No evidence of pulmonary edema .
    OUTPUT:
    
Recurrent right pleural effusion and overlying atelectasis , as was seen on several prior radiographs from ___ .