Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low , with new asymmetric elevation of the right hemidiaphragm . Opacities likely reflecting mild subsegmental atelectasis are seen in the lung bases . It is difficult to exclude effusions . There is no pneumothorax .
    OUTPUT:
    
Low lung volumes , with opacities suggesting mild basal atelectasis . New moderate elevation of the right hemidiaphragm .