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: Surgery
[{'content': 'Which one of the following condition is associated with palpable form of purpura? \nSelect and explain. \nA. ITP, B. Scurvy, C. Acute meningococcemia, D. DIC', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Palpable purpura means purpura that does not blanch in diascopy. The causes are: a. Vasculitis: PAN b. Emboli: Acute meningococcaernia. Erythema gangrenosum disseminated gonococcal infection, Rocky Mountain spotted fever.', 'role': 'assistant'}]