Hello Bob,
I haven't heard of it specifically in the neck only before either.
There are no symptoms of RSD or any pain, anywhere else?
LINKS-
There's many links up in our sticky above - and Dr Hooshman's is there too.
H. Hooshmand, M.D.-
http://www.rsdrx.com/index.html
I 'll post the useful sites sticky link here for you -
http://neurotalk.psychcentral.com/showthread.php?t=247