Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . There are bibasilar opacities as well as opacity in the right upper perihilar region concerning for infection / aspiration . The cardiomediastinal silhouette is stable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Opacities at the bilateral lung bases as well as the right perihilar region concerning for infection / aspiration .