Complex Regional Pain Syndrome

Complex regional pain syndrome (CRPS) is a puzzling chronic pain syndrome with underlying dysfunction of the central and/or peripheral nervous system. Usually involving an arm or leg, CRPS causes continuous, intense pain out of proportion to the severity of injury. This uncommon disorder can affect athletes with limb injuries. This entry provides a discussion of CRPS, with an emphasis on diagnosis and treatment.


The prevalence of CRPS is uncertain. Both men and women are affected, and a person can develop CRPS at any age. CRPS tends to be more common ...

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