Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube terminates 3 .3 cm above the carina . Coalescent , bilateral , perihilar opacities reflect alveolar edema . Linear densities in the right mid and lower lung may reflect atelectasis . Blunting of the costophrenic angles suggests small , bilateral pleural effusions .
    OUTPUT:
    
Central alveolar edema and small , bilateral pleural effusions suggest volume overload .