I just read a post on Chronic Pain Connection about Promising treatment for CRPS/RSD.
I have suspected for a long time that my CRPS and other illnesses might be linked to an immune disorder. Another interesting thing for me is that I was treated with IVIG which is discussed in the study during my childhood because I had severe asthma and recurrent pneumonia. Another layer of the onion is peeling.
Also see Researchers Discover new treatment for Complex Regional Pain Syndrome.