Please be very, very careful with the
Fentanyl. She will have horrid withdrawal if she continues on it. Also know that
during the physical withdrawal process, about a week, her pain will be heightened. She will believe that it is because of the lack of medication but more times than not, it is the withdrawal itself.
There is a Neurology forum and an Undiagnosed Symptoms forum here at MH. You may try posting there and see if someone can help you further.