Can a novel have a twist at the end? Sure, a short story can be well written towards a not-so-obvious twist, but a 200+ page novel...can yo sudden;y whip it around at the end and change the ending just enough to surprise the reader?

I'm trying to write a stressful situation for a character (specifically she's about to be injured) and I'm trying to convey her terror at the situation. My usual trick is to use short snappy sentences and shut off the analytical side of her mind and only focus on what she can see and hear but I'...