Of course, there really is no guarantee that she'll even make it through surgery. She is, after all, almost 96 years old. Assuming she does, though, then she'll need to actually do the physical therapy that's prescribed - and she's more than stubborn enough to refuse to do so.
So I have no idea, right now, what's going to happen in the next few days - except that I'm going to go down and visit her. Just not sure yet where ...
Proverbial Goodthoughts(tm) will be appreciated.