Complex regional pain syndrome (CRPS)

Arthritis Research UK

Complex regional pain syndrome (CRPS) is a condition that causes persistent pain in an arm or leg.  It’s sometimes referred to as reflex sympathetic dystrophy (RSD), Sudek’s atrophy or algodystrophy.

Arthritis Research UK have produced the booklet below that looks at the symptoms and possible causes of CRPS, and explains what treatments are available.

For further information in this area, please visit their website at