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: Medicine
[{'content': 'All of the following are manifestations of vitamin E deficiency, except: \nSelect and explain. \nA. Hemolytic anemia, B. Cerebellar ataxia, C. Autonomic dysfunction, D. Posterior column abnormalities', 'role': 'user'}, {'content': "Answer: C \nExplanation: Symptoms of vitamin E deficiency develops several years after the onset of deficiency. These patients can develop spinocerebellar ataxia, polyneuropathy, posterior column dysfunction, polyneuropathy, ophthalmoplegia, pigmented retinopathy, night blindness, dysahria, pseudoathetosis, dystonia, hemolytic anemia and tremors. Autonomic dysfunction is not associated with vitamin Edeficiency. Ref: Harrison's Internal Medicine, 18th Edition, Chapter 384", 'role': 'assistant'}]