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
Tram track calcification is feature of 
Select and explain. 
A. Sturge Weber syndrome, B. CMV, C. Paragonimus cyst, D. Corpus callosal lipoma
A: Sturge Weber syndrome
Answer: A: Sturge Weber syndrome 
Explanation: Tram track calcification - Sturge weber.
Periventricular  - CMV.