This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
[{'content': 'A 45-year-old man with a skull fracture of the temporal bone \nSelect and explain. \nA. Diffuse axonal injury, B. Acute extradural hematoma, C. Acute subdural hematoma, D. Tentorial herniation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: A temporal skull fracture crossing the middle meningeal artery grove with lucid interval are pathognomonic of an extradural hemorrhage.', 'role': 'assistant'}]