Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post coronary artery bypass graft surgery . A nasogastric tube courses into what appears to represent gastric pull - up . There is apparently a chest tube terminating in the right hemithorax although difficult to assess in detail since the films is somewhat blurry .
    OUTPUT:
    
Unremarkable post-operative findings . Somewhat limited film .