Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An ET tube is present . The tip is not well delineated but is probably similar in position , approximately 3 .9 cm above the carina . An NG tube is present , tip beneath diaphragm , off film . A left subclavian central line is present , tip over SVC / RA junction or possibly upper right atrium . Bibasilar opacities and smallright - greater - than - left bilateral effusions with vascular plethora are similar to the prior study . As before , while this may reflect pulmonary edema , the differential could include a pneumonic infiltrate .
    OUTPUT:
    
Doubt significant interval change compared 1 day earlier .