This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Pathology
[{'content': "Multiple schwannomas are seen with \nSelect and explain. \nA. NF1, B. NF2, C. Noonan's syndrome, D. Tuberous sclerosis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Multiple schwannomas occur in association with neurofibromatosis type 2 (NF2) and schwannomatosis. ... Schwannomatosis is the third major form of neurofibromatosis and involves the development of multiple schwannomas in the absence of vestibularschwannomas.', 'role': 'assistant'}]