Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Study is lordotic in projection . The tracheal stent is unchanged in position . There is now a new right lower lobe bronchus stent , which appears expanded . Other than bibasilar atelectasis , the lungs are free of focal consolidations , pleural effusions or pneumothorax . Minimal calcification of the aortic arch . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Interval placement of a right lower lobe bronchus stent . No pneumothorax .