Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are moderate bilateral pleural effusions , larger on the right than the left with associated compressive atelectasis . Superimposed infection can not be excluded . The upper and mid lung zones are clear . No pneumothorax seen . The cardiomediastinal contour is within normal limits . The visualized bony structures are unremarkable in appearance .
    OUTPUT:
    
Moderate bilateral pleural effusions , larger on the right than the left with associated compressive atelectasis . Superimposed infection can not be excluded .