Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . There are bibasilar opacities , right greater than left . Superiorly the lungs are clear . Cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . No acute osseous abnormality detected .
    OUTPUT:
    
Bibasilar opacities potentially due to atelectasis however infection is noted excluded . If further evaluation is desired , PA and lateral can be performed if patient is amenable .