Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volume are low . There is no pleural effusion or pneumothorax . There are bibasilar opacities only seen on the frontal view . The heart is top - normal in size . The mediastinal contours are unremarkable .
    OUTPUT:
    
Hazy bibasilar opacities with low lung volumes are likely atelectasis but could reflect pneumonia in the proper clinical setting .