Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube is seen with its tip residing 2 .1 cm above the carinal . The NG tube courses into the left upper abdomen . Mild atelectasis of the bases noted . Otherwise lungs appear clear . The heart size can not be assessed . The mediastinal contour is normal . No bony injuries .
    OUTPUT:
    
Appropriately positioned ET and OG tubes . Mild bibasilar atelectasis .