Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates in the mid trachea . Patient has had previous spinal fusion . Nasogastric tube enters the stomach , distal tip not visualized . Multiple chronic healed bilateral rib fractures are unchanged . An old right mid clavicular fracture is re - demonstrated . Bandlike bibasilar opacities are most likely due to atelectasis . There is no pneumothorax .
    OUTPUT:
    
No significant interval change in minimal bibasilar subsegmental atelectasis .