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': 'Bilateral recurrent laryngeal nerve palsy is seen in all except ? \nSelect and explain. \nA. Thyroid carcinoma, B. Lymphadenopathy, C. Thyroid surgery, D. Aoic aneurysm', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Aoic aneurysm", 'role': 'assistant'}]