Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior radiographs performed earlier on same day on ___ at 05 :21 , there has been interval placement of an ET tube , which terminates at the origin of the right mainstem bronchus , and should be pulled back . An OG - tube passes into the stomach and out of view . Overall lung volumes are low , with bibasilar atelectasis . Blunting of the left costophrenic angle is unchanged , and likely represents a left pleural effusion . No Pneumothorax . Cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
ET tube terminates at the origin of the right mainstem bronchus , and should be pulled back . OG tube is appropriately positioned in the stomach .