Smell is one of the most important chemical sensory of human. The changes of olfactmy function will affect the volume of olfactory-related regions . The changes of volume of regions, olfactory-function scores and the relationships between them were reviewed in this artical.%嗅觉是人体重要的感觉功能之一.嗅觉功能的改变会影响相应的神经结构体积变化,通过MRI对相关结构体积的定量测量,可以准确、客观地评估及检测嗅觉功能.本文对嗅觉相关结构体积的变化、嗅觉功能评分的改变及其相关性进行综述.
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