Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are relatively low with secondary bronchovascular crowding . There is no consolidation , effusion , or overt edema . Cardiac silhouette is top - normal though likely accentuated by low lung volumes . Atherosclerotic calcifications seen at the aortic arch . Surgical clips in the right upper quadrant suggest prior cholecystectomy .
    OUTPUT:
    
Low lung volumes without acute cardiopulmonary process .