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: Pathology
[{'content': 'Bilateral acoustic neuroma is classical of? \nSelect and explain. \nA. NF - 1, B. NF - 2, C. Tuberous sclerosis, D. VHL syndrome', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Bilateral accoustic neuroma is very classical of NF - 2 which occurs due to mutation in NF - 2 gene on chromosome 22.', 'role': 'assistant'}]