normal sensation of water touching their skin while showering as feeling like their entire body being on fire. It is estimated that 50,000 adults in the United States have CRPS. 3 There are 2 types of CRPS as determined by the involvement of direct nerve injury. Type I accounts for ∼90% of patients with CRPS, is associated with the absence of direct injury to a peripheral nerve, and is also known as reflex sympathetic dystrophy (RSD). 4 Type II is associated with the direct injury to a peripheral nerve and is also known as causalgia.
Nerve injury involvement