Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient supine positioned . The patient is now intubated and ETT seen to terminate in the trachea 4 cm above the level of the carina . No pneumothorax has developed . The patient has a lobus venae azygos configuration in the right apical area , but there are no pulmonary abnormalities . Heart size is unchanged . No acute infiltrates are seen .
    OUTPUT:
    
Appropriate position of ETT .