Reflex Sympathetic Dystrophy, also known as algodystrophy, is related to algoneurodystrophy and complex regional pain syndrome, and has symptoms including back pain, headache and neuralgia. An important gene associated with Reflex Sympathetic Dystrophy is CALCA (Calcitonin Related Polypeptide Alpha), and among its related pathways/superpathways are Neuroscience and Phase 0 - rapid depolarisation. The drugs Gabapentin and Bupivacaine have been mentioned in the context of this disorder. Affiliated tissues include dorsal root ganglion and spinal cord, and related phenotypes are nervous system and behavior/neurological