Chronic neurological syndromes such as Complex Regional Pain Syndrome or Reflex Sympathetic Dystrophy as accompanied by a variety of painful, disruptive symptoms. These symptoms may include excessive sweating, severe burning pain, tissue swelling, pathological changes in bone and skin, or extreme sensitivity to touch. Previously, treatment options have been few and far between with little to no relief for those who suffer from nerve pain. However, in the 1990s, doctors began to notice relief in patients who received ketamine injections. Finally, there is hope for nerve pain sufferers with a series of ketamine infusions.