Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bibasilar opacities , right greater than left . Blunting of the posterior costophrenic angle suggests small pleural effusions . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified .
    OUTPUT:
    
Bibasilar opacities potentially due to atelectasis . Small bilateral effusions .