Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . No prior . Relatively low lung volumes are seen . Streaky bibasilar opacities are seen potentially due to atelectasis noting that aspiration can not be completely excluded . The lungs superiorly are clear , were not obscured by overlying leads . Cardiomediastinal silhouette is within normal limits . Osseous structures are unremarkable .
    OUTPUT:
    
Bibasilar opacities may be due to atelectasis given low lung volumes , noting that aspiration can not be completely excluded .