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': "Touton giant cells are seen in? \nSelect and explain. \nA. Hodgkin's Lymphoma, B. Juvenile Xanthogranuloma, C. Rheumatic fever, D. Non Hodgkins Lymphoma", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Touton giant cells are seen in Juvenile Xanthogranuloma, Xanthoma.', 'role': 'assistant'}]