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: ENT
[{'content': 'Which of the following statements are FALSE about acoustic neuroma? \nSelect and explain. \nA. Arises from the vestibular nerve, B. Accounts for 10% of intracranial tumour in adults, C. Dural tail present on MRI scan, D. Originate in the internal auditory canal', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Vestibular schwannomas or acoustic neuromas originate in the internal auditory canal from the inferior or superior poion of the vestibular nerve. Acoustic neuromas account for 8% to 10% of all intracranial tumours in adults. The lack of a dural tail on MRI differentiates acoustic neuromas from cerebellopontine angle meningiomas. Most tumours are unilateral. Genetic association is with a lack of tumour suppressor gene on Chromosome 22.', 'role': 'assistant'}]