Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube is 3 .6 cm from the carina . NG tube seen coursing below the diaphragm . Right PICC line tip is in the lower SVC . Since the prior radiograph , bilateral diffuse pulmonary opacities , worse on the right are mostly unchanged . In addition , there are layering bilateral pleural effusions . Cardiac silhouette is difficult to evaluate due to underlying parenchymal opacities and pleural effusions .
    OUTPUT:
    
ET tube 3 .6 cm from the carina . Mostly unchanged appearance of bilateral parenchymal opacities and layering pleural effusions .