If you truly believe the vet to be incompetent, you should report them to the board they are certified with.
If your parents won't want further treatment, it's probably best for her to be put to sleep. It's not mind for her to suffer. It's not a failure to make a choice to not allow a pet to suffer. Death truly is not a failure, it's an inevitably. For pets, we just need to make that individual choice.
If your parents won't want further treatment, it's probably best for her to be put to sleep. It's not mind for her to suffer. It's not a failure to make a choice to not allow a pet to suffer. Death truly is not a failure, it's an inevitably. For pets, we just need to make that individual choice.