Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Low lung volumes are seen on the current exam , particularly on the lateral view . The lungs , however , are grossly clear without consolidation or effusion . The cardiomediastinal silhouette is within normal limits , noting a tortuous descending thoracic aorta . Surgical clips are identified in the right upper quadrant suggesting prior cholecystectomy .
    OUTPUT:
    
No acute cardiopulmonary process .