Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lung volumes are low . Bibasilar linear opacities are compatible with atelectasis . No substantial pleural effusion , pneumothorax , or focal consolidation . The heart size is normal . No radiopaque foreign body .
    OUTPUT:
    
Low lung volumes with bibasilar atelectasis .