Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with most recent prior radiograph , there has been placement of an ET tube ending 2 .5 cm above the carina . Two radiopaque foreign bodies resembling the tips of ballpoint pens are noted overlying the expected location of the mid esophagus . Otherwise , there is no significant change from radiograph one hour earlier .
    OUTPUT:
    
ET tube ends 2 .5 cm above the carina .