title: My sister fell and injured her shoulder a few months ago.  She's developed terrible burning pain down into her arm.  Her doctor says she has complex regional pain syndrome, also known as reflex sympathetic dystrophy.  What is it?  How is it treated?
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use; D002422:Causalgia / Q000209:etiology / Q000503:physiopathology / Q000628:therapy*; D005938:Glucocorticoids / Q000627:therapeutic use; D006801:Humans; D026741:Physical Therapy Modalities; D012785:Shoulder Joint / Q000503:physiopathology*; D014947:Wounds and Injuries / Q000150:complications*
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D005938:Glucocorticoids