Synonyms:

Former/other names: Causalgia, Reflex sympathetic dystrophy RSD, Shoulder-hand syndrome, Sudeck’s atrophy, algoneurodystrophy

Types:

CRPS type I: occurs following soft tissue injury, formerly reflex sympathetic dystrophy (RSD)
CRPS type II: occurs following nerve injury, formerly causalgia

Clinical features:

Pain, allodynia, hyperalgesia after the injury
Oedema, skin blood flow changes, or abnormal sweat gland (sudomotor) activity
Exclusion of other conditions that would account for the degree of pain or dysfucntion