(My comment is backed by fundamental ignorance.)
Have you tried university/research hospitals? I wonder if it would be worth researching/shopping for such a hospital and get them interested in and committed to finding out what ails you.
Have you tried university/research hospitals? I wonder if it would be worth researching/shopping for such a hospital and get them interested in and committed to finding out what ails you.
However I do still feel that there must be some kind of advocate for such cases in big hospitals, but I've never been able to find one.