Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Pacer leads are appropriately positioned . There are moderate bilateral layering pleural effusions , not significantly changed compared to yesterday 's radiograph . There is also bibasilar atelectasis . No pneumothorax . Extensive biapical scarring is noted , better demonstrated on recent CT chest ___ . Heart size remains enlarged . Atherosclerotic calcifications are noted in the aortic arch .
    OUTPUT:
    
Moderate bilateral layering pleural effusions , similar to yesterday 's CXR .