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': 'Which of the following is not a common cause of vasculitis in adults: \nSelect and explain. \nA. Giant cell aheritis, B. Kawaski disease, C. Henoch schonlein purpura, D. Polyaeritis nodosa', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Kawaski disease', 'role': 'assistant'}]