Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is over - inflation of the lungs as before . The ET tube has been advanced , now residing approximately 5 mm from the carina . Otherwise , there is no significant change . The heart is not enlarged . There is no large pneumothorax .
    OUTPUT:
    
The ET tube has been advanced , now 5 cm from the carina .