Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Relatively low lung volumes are seen with secondary crowding of the bronchovascular markings . There is , however , no confluent consolidation nor effusion . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is identified . Surgical clips in the right upper quadrant suggest prior cholecystectomy .
    OUTPUT:
    
No acute cardiopulmonary process .