Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube is too high ending 9 .6 cm above carina . Mild - to - moderate pulmonary edema is unchanged with bibasilar atelectasis and small left pleural effusion . The patient had prior sternotomy and mild stable cardiac enlargement . Healed right fourth rib fracture is stable .
    OUTPUT:
    
1 . ET tube is too high ending 9 .6 cm above carina . 2 . Stable pulmonary edema is mild to moderate .