If you are told you are going to die... spoliers
Why not get a second opionion?!
Before you go off the mental deep end , the way she does in this movie.
cos its that easy, and so inexpensive to do that in America...
BESIDES, A second opinion would have come up with the same thing at the time! Dont you remember? she HAD the cancer, she had the symptoms and everything... it just somehow, miraculously it went away and got 'cured' after a time, and even the doctors didnt know why!