I haven't been on this site in years, I don't comment much at all.
I do feel however that you should know you are not alone.
After being in the show world briefly I saw things I would rather erase from my memory and have seen homes that sound much like your moms.
Kudos to you for seeking help for her and the dogs, just don't feel like this is an isolated case.
Best of luck
Courage is being scared to death and saddling up anyways. ~John Wayne