Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Blunting of the lateral costophrenic angles and streaky bibasilar opacities could be due to atelectasis . The lungs are otherwise grossly clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Low lung volumes without definite evidence of acute cardiopulmonary process .