Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . There are streaky opacities in the right mid lung and left base , which likely represent atelectasis . There is no focal consolidation , pleural effusion or pneumothorax . The cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
Bibasilar atelectasis and low lung volumes . Otherwise no acute process .