Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes are seen . There is secondary crowding of the bronchovascular markings and bibasilar opacities which are most likely atelectasis . There is no effusion or overt pulmonary edema . Cardiac silhouette appears enlarged but also likely accentuated by low lung volumes and not likely change . No acute osseous abnormalities identified .
    OUTPUT:
    
Low lung volumes with probable bibasilar atelectasis . Infection can not be entirely excluded .