Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bilateral opacities , projecting over the right infrahilar border and left lung base . Evaluation on the lateral view is slightly limited due to dense sclerotic bones . There are trace bilateral pleural effusions . No pneumothorax . Cardiomediastinal contours are within normal limits . Osseous structures are diffusely mottled and sclerotic , consistent with known metastases .
    OUTPUT:
    
1 . Bibasilar opacities may represent atelectasis or pneumonia . 2 . Trace bilateral pleural effusions . 3 . Diffuse sclerotic metastases .