Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain low . Enteric tube the seen coursing into the stomach and continues out of view . An ETT is seen terminating 3 .4 cm above the carina . A right IJ central line tip terminates in the right atrium . Mild pulmonary edema is unchanged . Opacities in the bilateral lung bases may represent a combination of atelectasis and small pleural effusions , however , superimposed infection can not be excluded . No pneumothorax . The heart remains mildly enlarged .
    OUTPUT:
    
1 . The tip of the new right IJ central line is seen terminating in the right atrium . Recommend retraction for optimal positioning . 2 . Otherwise , stable appearance of cardiomegaly , mild pulmonary edema , and dense bibasilar opacities , likely due to a combination of atelectasis and small pleural effusions , stable since prior exam .