Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . There has been interval intubation with the tip of the endotracheal tube entering the right mainstem bronchus . Retraction by 3 cm is advised . There has also been placement of an OG tube with its tip in the left upper abdomen . Lungs remain clear .
    OUTPUT:
    
Malpositioned endotracheal tube . Please retract for more optimal positioning . OG - tube is a appears positioned appropriately .