Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable radiograph of the chest demonstrates interval placement of a nasogastric tube which is seen projecting below the diaphragm , out of the field of view . The remainder of the examination is unchanged compared to the prior radiograph . Bilateral alveolar densities are again seen and similar in appearance . A right - sided pacemaker is unchanged with leads in the right atrium and right ventricle . The monitoring and support devices are also unchanged .
    OUTPUT:
    
Interval placement of nasogastric tube which projects past the diaphragm , out of field of view .