Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes and bibasilar atelectasis . No pleural effusion or pneumothorax is seen . No definite focal consolidation is seen . Cardiac and mediastinal silhouettes are stable . Chronic appearing rib deformities are noted on the left .
    OUTPUT:
    
Low lung volumes and bibasilar atelectasis .