Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , bibasilar opacifications are unchanged and may be due to a combination of pleural effusion and volume loss with possible superimposed pneumonia . Unchanged positioning of right internal jugular central line . Endotracheal tube tube is seen 7 .0 cm above the carina . Heart size is normal . No pneumothorax . Rib fractures of unknown chronicity are again seen .
    OUTPUT:
    
Unchanged bibasilar opacifications , more pronounced on the left , since ___ .