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: Pathology
[{'content': 'Finding acid-fast bacilli within peripheral nerves is most suggestive of: \nSelect and explain. \nA. Relapsing fever, B. Syphilis, C. Leprosy, D. Tuberculosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Lepromatous and tuberculoid leprosy, the major forms of leprosy, are caused by infection with Mycobacterium leprae. Nerve involvement is most typical of the lepromatous form. Histologic sections reveal acid-fast bacilli within peripheral nerves.', 'role': 'assistant'}]