Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The cardiomediastinal and hilar contours are within normal limits . The lung volumes are slightly low which accentuates bronchovascular markings . Bilateral lower lobe opacities may be related to atelectasis or infection . There is no pneumothorax or pleural effusion identified .
    OUTPUT:
    
Low lung volumes with bibasilar opacities suggestive of atelectasis however early pneumonic infection should be considered in the appropriate clinical setting . s