Results Acoustic rhinometry curve can be divided into normal and abnormal curves and the abnormal curves can be divided into four types according to the site of changes.

• 结果声反射鼻测量曲线可分为正常曲线及异常曲线，根据曲线变化部位将异常曲线分为4种，即鼻腔段曲线突然显著增高和显著降低、曲线后段显著增高和低平。