Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes with bronchovascular crowding . Bibasilar opacities are seen , which may reflect atelectasis , but can not exclude aspiration or pneumonia in the right clinical setting . There is mild cardiomegaly .
    OUTPUT:
    
Basilar opacities , which may reflect atelectasis , but can not exclude aspiration or pneumonia in the right clinical setting .