Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in semi-upright position . Comparison is made with the next preceding similar study obtained on ___ . Patient remains with tracheostomy cannula in unchanged position . No pneumothorax or new pulmonary parenchymal infiltrates can be seen . An NG tube is barely seen through the somewhat underpenetrated chest view but it can be seen that the tip of the tube reaches barely below the level of the hilar region and is still about ___ to 15 cm above the hilar region . Previously identified right - sided PICC line remains in unchanged position .
    OUTPUT:
    
NG tube terminates in mid portion of esophagus . Further advancement should be performed . Referring physician ___ was paged at 2 :35 p .m .