Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiographs from 1 day earlier , right pleural effusion has apparently decreased in size with adjacent right retrocardiac opacity with associated volume loss . Persistent small left pleural effusion . No new parenchymal opacity is identified . No central vascular congestion or overt pulmonary edema . Moderate cardiomegaly is unchanged .
    OUTPUT:
    
1 . Decreased right pleural effusion . Adjacent right lower lobe opacity probably reflects atelectasis but coexisting pneumonia is not excluded . . 2 . Small left pleural effusion .