Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . There are bibasilar opacities identified . Superiorly the lungs are clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities detected .
    OUTPUT:
    
Bibasilar opacities which may represent atelectasis noting that infection is not entirely excluded . Please correlate clinically .