This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': "Which of the following lesion shows most specific anatomic changes in HIV infection \nSelect and explain. \nA. Lymph nodes, B. Oppounistic infection, C. CNS lesions, D. Kaposi's sarcoma", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ref Robbins 9/e p254-255 The anatomy changes in the tissues are neither specific nor diagnostic', 'role': 'assistant'}]