One thing you can ask for is for them to test the ammonia levels in your blood. So start a cleanse that should kill off anything significant and periodically get your blood tested for ammonia.
"Docs are a waste of my time, but I want answers!!"
I know man... Sometimes I wish I had something like cancer, at least then I would either be properly treated or I would die... None of this Limbo shit...
I can handle most diseases (I think), but something that fcks with the mind is the absolute worst...