Originally Posted by CRPSbe

You're right Karen. In Belgium Dr. F. Someville (not involved with RSD anymore) wrote a paper about how to interpret the bone scan.

In the first stage it will be positive for RSD, it will normalize in later stages and in the final stage a bone scan can be perfectly normal. So it is basically useless as a diagnostic tool, but is often used as such, which endangers patients who happen to be in later stages, if the doctor isn't knowledgeable about RSD.