試題詳解

33. Which of the following statement concerning the complex regional pain syndromes (CRPS) is least likely:
(A) CRPS is characterized by pain, abnormal regulation of blood flow and sweating, as well as tropic changes of skin and subcutaneous tissues.
(B) Reflex sympathetic dystrophy (RSD) usually develops after injury to a major peripheral nerve.
(C) RSD is also called CRPS type I.
(D) In addition to positive sensory phenomena, up to 50% of patients with chronic CRPS type I develop hypoaesthesia and hypoalgesia on the entire half of the body.
(E) Spontaneous pain or allodynia/hyperalgesia occurs, which is not limited to the territory of a single peripheral nerve in patients with CRPS type I.