This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Anatomy
[{'content': 'Sturge Weber syndrome is associated with \nSelect and explain. \nA. Po wine staine, B. Cavernous hemangioma, C. Lymphangioma, D. Haemangiosarcoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Sturge Weber syndrome is manifested at bih by po wine stain forehead and upper eyelid of one side of the face. Refer robbins 9/e p196', 'role': 'assistant'}]