This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Dementia is a feature of which disease? 
Select and explain. 
A. Whipple, B. Celiac, C. Tropical sprue, D. Chron
A: Whipple
Answer: A: Whipple 
Explanation: Whipple : Other features are nystagmus, ophthalmoplegia, joint pains.