This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Larynx, Subject name: ENT
[{'content': 'A 30-year-old female presented with stridor following upper respiratory infection. I/L shows glottic gap is 3 mm. It can be managed by the following except: \nSelect and explain. \nA. Tracheostomy, B. Type II thyroplasty, C. Type I thyroplasty, D. Cordectomy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: (c) Type I thyroplasty(Ref. Current Diagnosis & Treatment Otolaryngology, Lalwani, 3rd ed., 478)Stridor means B/L RLN palsy. Glottic gap being 3mm so VC are in paramedian position. So the management is tracheostomy followed by lateralisation of the VC by type II thyroplasty or Cordectomy. Type I thyroplasty means doing medialisation of VC which will aggravate the condition.', 'role': 'assistant'}]