Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube is noted in the region of right mainstem bronchus and retraction by 3 .5 cm would be recommended for optimal positioning . The ET tube appears properly positioned on the followup radiograph at 9 :31 am however and no adjustment is needed at this time . The heart appears moderately enlarged but stable . Mild bibasilar atelectasis is noted along with mild vascular congestion . Otherwise , the lungs are clear . Postsurgical changes are noted in the lower cervical spine . Known T8 vertebral body fracture is not well evaluated on this study .
    OUTPUT:
    
Endotracheal tube was in the region of the right mainstem bronchus retraction by 3 .5 cm was recommended for optimal positioning . However , the followup radiograph at 9 :31 am demonstrates proper positioning of the Endotracheal tube and thus no adjustment is needed at this time . These findings were discussed by Dr . ___ with Dr . ___ at the time of discovery at 10 : 15 am on ___ .