If you have been diagnosed with RSD/
CRPS, then you need to be seen by a RSD/
CRPS specialist. This is a very complex disorder that few doctors have a grasp on.
Yes, RSD/CRPS can cause problem with your skin. The RSD Foundation's Clinical Practice Guidelines says this:
Skin changes - skin may appear shiny (dystrophy-atrophy), dry or scaly. Hair may initially grow coarse and then thin. Nails in the affected extremity may be more brittle, grow faster and then slower.