Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Heart size is top normal and cardiomediastinal contours are stable . There is bibasilar atelectasis but the lungs are otherwise clear without focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
Low lung volumes with bibasilar atelectasis . No focal consolidation .