This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
True about GBS is A/E 
Select and explain. 
A. Demyelination, B. Prior viral infection, C. Prior bacterial infection, D. Predominant sensory involvement
D: Predominant sensory involvement
Answer: D: Predominant sensory involvement 
Explanation: Harrison's principles of internal medicine 17th edition. *Approximately 70% of the cases of GBS occurs 1-3 weeks after an acute infectious process mostly with campylobacter jejuni CMV or EBV. This infections may result in demyelination.sensory involvement is not at all or rare