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': "Dissecting haematoma is a clinical complication occurring in - \nSelect and explain. \nA. Turner's syndrome, B. Klinefelter's syndrome, C. Down's syndrome, D. Marfan syndrome", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]