Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Enteric tube tip is at the gastroesophageal junction , similar compared with prior exam . This should be advanced . Cardiac enlargement , similar . Improved lung aeration . Advanced degenerative changes lumbar spine , with lumbar curve convex to the left .
    OUTPUT:
    
Enteric tube tip at gastroesophageal junction , similar , should be advanced