Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the chest radiograph obtained 4 days prior , there has been interval placement of an ET tube , which terminates 3 cm above the carina . Moderate right pleural effusion is probably unchanged , taking into account changes in patient positioning . Increased , small left pleural effusion . Substantial bibasilar atelectasis . Moderate cardiomegaly with mild , unchanged pulmonary edema . An enteric tube terminates in the expected location the gastric body . A right - sided port / central venous catheter terminates in the right atrium .
    OUTPUT:
    
ET tube is appropriately positioned . Moderate right and increased , small left pleural effusion . Mild , unchanged pulmonary edema .