Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheal stent in situ . Endotracheal tube in situ in a high position with the tip above the level of the thoracic inlet ( just above the tracheal stent ) 10 cm proximal to the carina . The cardiomediastinal shadow is unchanged . There is interval progression of the left lower lobe atelectasis . No pneumothorax .
    OUTPUT:
    
ET tube position as described above . Interval progression of the left lower lobe atelectasis .