Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are low lung volumes . Bibasilar opacities are seen , which could be due to atelectasis , infection , or aspiration . The cardiac and mediastinal silhouettes are unremarkable . The hila are similar in appearance as compared to ___ .
    OUTPUT:
    
Low lung volumes . Bibasilar opacities could be due to infection , aspiration and / or atelectasis .