Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest provided . Again seen are multi-focal interstitial opacities with more confluent consolidations involving the left perihilar , right upper lobe , and right lower lobe , all largely unchanged since prior study . There are no large pleural effusions . Endotracheal tube , nasogastric tube , and left - sided central catheter are in appropriate positions .
    OUTPUT:
    
Largely unchanged study since prior study from 1 day ago .