Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the endotracheal tube terminates at the level of the clavicular heads , approximately 7 .5 cm from the carina . Lungs are relatively clear aside from linear atelectasis in the left mid lung . No pleural effusion or pneumothorax .
    OUTPUT:
    
Endotracheal tube terminating 7 .5 cm from the carina , at the level of the clavicular heads . Recommend advancement .