Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Lower lung volumes seen on the frontal exam on the current study . Linear bibasilar opacities on the frontal view are likely due to atelectasis . There is no evidence of confluent consolidation or effusion . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is identified . Elevation of the right hemidiaphragm again noted .
    OUTPUT:
    
No acute cardiopulmonary process .