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: Dental
[{'content': 'Skin smear is negative in which leprosy – \nSelect and explain. \nA. Indeterminate, B. Neuritic, C. Lepromatous, D. Borderline', 'role': 'user'}, {'content': 'Answer: B \nExplanation: There should be no confusion at all; skin is not involved in pure neuritic leprosy, therefore skin smear will always (100%) be negative.\nHowever, you should keep in mind very important fact that skin smear is also negative in most of the cases of Indeterminate and tuberculoid leprosy. But very rarely skin smear may be positive (as compared to neuritic type where skin smear is negative in 100% of cases).', 'role': 'assistant'}]