Following Trauma to the Musculoskeletal or Nervous System, Complex Regional

Following trauma to the musculoskeletal or nervous system, complex regional pain syndrome may develop. The nurse would recognize this complication when what is assessed?

A) The patient complains of persistent pain, swelling, and decreased motion.
B) The patient's bone has not healed within the expected time period.
C) The patient complains of leg swelling, pain, tenderness, and cramping.
D) The patient complains of numbness beyond a cast, and toes are pale, with delayed capillary refill.