Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the chest radiograph obtained 5 hours prior , there is a new ET tube , which terminates 2 .3 cm above the carina . Lung volumes are lower , but mild to moderate pulmonary edema is essentially unchanged . No pneumothorax . No other relevant changes are appreciated .
    OUTPUT:
    
An ET tube terminates 2 .3 cm above the carina . Unchanged pulmonary edema .