What Is Complex Regional Pain Syndrome (CRPS)? What Causes Complex Regional Pain Syndrome?

April 8, 2010

Complex regional pain syndrome, also known as CRPS is a rare, chronic (long-term) and progressive condition characterized by severe pain, inflammation and changes in the skin. Patients commonly describe the pain as a burning sensation, which affects one of the arms, legs, hands or feet.

CRPS used to be known as reflex sympathetic dystrophy – however, when possible causes of CRPS were later discovered, the name was changed.

Experts are not sure what the cause of CRPS is. We know that injury or surgery may have occurred before the onset of symptoms. However, in many cases no previous injury took place and there is no evidence of neurological or physical damage to the affected areamore