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': 'U/L vocal cord palsy treatment includes -a) Isshiki type I thyroplastyb) Isshiki type II thyroplastyc) Woodmann operationd) Laser arytenoidectomye) Teflon injection \nSelect and explain. \nA. ae, B. b, C. ab, D. ad', 'role': 'user'}, {'content': "Answer: A \nExplanation: Actually the answer of this question should be none as isolated unilateral vocal cord paralysis does not usually require any treatment.\nHowever, if consider unilateral vocal cord paralysis as a part of combined unilateral palsy (combined RLN and SLN\xa0paralysis), then option 'a & e' are correct.\n\nTreatment of unilateral combined (RLN & SLN) Paralysis \n\nSpeech therapy\nMedialization of cord : - This can be done by : -\n\n\nInjection of teflon paste lateral to paralysed cord.\nThyroplasty type I\nMuscle or cartilage implant\nArthrodesis of cricoarytenoid joint", 'role': 'assistant'}]