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: Microbiology
[{'content': 'Winter bottoms sign in sleeping sickness refers to? \nSelect and explain. \nA. Unilateral conjunctivitis, B. Posterior cervical lymphadenopathy, C. Narcolepsy, D. Transient erythema', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Posterior cervical lymphadenopathy Sleeping sickness -Fever - Loss of nocturnal sleep - Headache - Feeling of oppression - Pruritis and maculopapular rashes - Weight loss - Ahralgia - Hepatosplenonegaly Lymphadenopathy, paicularly of the posterior triangle of the neck", 'role': 'assistant'}]