Thank you.
Aleve.
I can look for instant heat or ice packs.
Also arnica at the health food store.

I also sent her two books from amazon last night about rotator cuff injuries. I think one of the books described exercises that the physical therapist might recommend.
Mostly, I thought the books could give her some general info because she does not like to talk about her body -- even to her own sister who is a nurse (and certainly would not look up stuff on the internet even if she had electricity.
M.