Go to the professionals! Next time she goes to the doctor go with her. A common issue a lot of people have is not taking their doctor visits very seriously. Some people know their doctors and treat it as a social event and forget to tell the doctor everything that’s going on and sometimes forget what they are told by the doctor.
If you get a in depth professional view of your mothers situation you will know what to do and what she needs the most. Being a mediator between the medical world and your mother will help describe her situation and get better solutions.