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
Laryngofissure is : 
Select and explain. 
A. Opening the larynx in midline, B. Making window in thyroid cailage, C. Removal of arytenoids, D. Removal of epiglottis
A: Opening the larynx in midline
Answer: A: Opening the larynx in midline 
Explanation: Laryngofissure is defined in as follows: "The operation of opening the larynx by a median incision through the thyroid cailage with the formation of a wide window: for the removal of cancer of the larynx; median laryngotomy." This operation is an extremely useful and practical tool in the practice of the laryngologist. However, its applicability has ceain limitations; if these are disregarded, its use may be hazardous to the continued well-being of the patient.