Complex Regional Pain Syndrome – Medicine MCQ

False statement regarding Complex Regional Pain Syndrome (CRPS) is?
A. Type 1 CRPS occurs following a nerve injury
B. Type 1 CRPS is also called as Reflex Sympathetic Dystrophy
C. It occurs due to adrenergic sensitivity of afferent nociceptors
D. CRPS Type 1 resolves with symptomatic treatment

Correct answer: A. Type 1 CRPS occurs following a nerve injury

Explanation:

  • CRPS Type 1 occurs without obvious nerve injury.
  • When the pain and signs of sympathetic dysfunction occur after an identifiable nerve injury, it is termed CRPS Type 2.

Reference: Harrison’s Principles of Internal Medicine, 19th edition, page 90