Sorry that you're going through this
. Sounds like Bella might be in some pain. Have you talked to the vet about her aggressive behaviour? That can be a sign of pain. Perhaps the kindest thing to do for her, if further treatment isn't an option, would be to lovingly assist her passage out of this life. Here's a really good Quality of Life Scale that you and
your partner need to read:
All the best to you during this difficult time.