A client returns to the clinic two days after receiving treatment for diarrhea caused by a Campylobacter jejuni infection. The client reports a tingling sensation that began in the toes yesterday and has spread to the feet and legs today. The nurse notes muscle weakness in the legs and that the client is having difficulty walking steadily. Based on this data, what does the nurse suspect is wrong with the client?
A) Guillain-Barré Syndrome
B) Multiple Sclerosis
C) Myasthenia Gravis
D) Systemic Lupus Erythematosus