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': 'Lucio phenomenon is treated with \nSelect and explain. \nA. Steroids, B. Lenalidomide, C. Clofazimine, D. Exchange transfusion', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer- D. Exchange transfusionLucion phenomenon is a very rare comcomplication of leprosy.It presents as sudden necrotizing vasculopathy in Patients with longstanding, untreated lepromatous leprosy.TreatmentOptimal wound care and therapy for bacteremia are indicated. Ulcers tend to be chronic and heal poorly.In severe cases exchange transfusion is indicated.', 'role': 'assistant'}]