On the day before FESS, patients filled out a sinusitis questionnaire and took a phenyl ethyl alcohol (PEA) odor detection threshold test, a skin test, and acoustic rhinometry.

• 手术前一日，病患填一份鼻窦炎问卷并接受酚基乙基乙醇嗅觉阈值测量、皮肤试验检查及声反射鼻测量。