system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Juvenile angiofibroma confined to nasal cavity, preferred approach for surgery ?
assistant
The correct answer is  Ans. is'a'i.e., Transnasal endoscopic(Ref: Clinical otolaryngology p. 911)