Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There low lung volumes with bronchovascular crowding . Bibasilar opacities are seen which likely reflect atelectasis , but can not exclude aspiration or pneumonia in the right clinical setting . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
Bibasilar opacities which likely reflect atelectasis , but can not exclude aspiration or pneumonia in the right clinical setting .