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: Radiology
[{'content': "'Tram line' calcification seen in skull X-ray are characteristic of: \nSelect and explain. \nA. Congenital cytomegalovirus injection, B. Congenital toxoplasmosis, C. Craniopharyngioma, D. Sturge Weber Syndrome", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Sturge Weber Syndrome', 'role': 'assistant'}]