This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain Imaging: Anatomy, Trauma, and Tumors, Subject name: Radiology
[{'content': "CT Scan of head showing a 'Tram track5 appearance in \nSelect and explain. \nA. Neurofibroma, B. Tuberous sclerosis, C. Von Hippel Lindau disease, D. Sturge weber syndrome", 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e.,. Sturge Weber Syndrome. Sturge-Weber syndrome is characterized by -A large unilateral cutaneous angioma* (.Port wine stain*) of the faceA cerebral angioma involving the ipsilateral* cerebral hemisphere and meninges.Adrenal pheochromocytoma*.Cerebral angioma leads to cortical atrophy and epilepsy*.Characteristic tram track calcification* is seen on x-ray and CT head.", 'role': 'assistant'}]