This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nasal Polyposis, Subject name: ENT
The current treatment of choice for a large antrochoanal polyp in a 10-year-old is: 
Select and explain. 
A. Intranasal polypectomy, B. Caldwell-Luc operation, C. FESS, D. Lateral rhinotomy and excision
C: FESS
Answer: C: FESS 
Explanation: (c) FESS(Ref. Cummings, 6th ed., 760)Antrochoanal polyp arise from the maxillary antrum and grow into the nasopharynx, hence they are always large at presentation and management is excision by FESS.