So a different medical opinion from others you've had previously then. But either way it seems that surgery is still the road they'll be going down. How is she supposed to do that if you don't have one? Unless your mum is expected to find a nearby gym where they are available. Have they prescribed anything else she can do which will help to improve her mobility?
she won't go in a gym. There are physiotherapists who have it and one even in our town here. Today she got the first date there. We'll see how the story continues now.