Abstract: Anxiety disorder is one of the highest incidence of mental diseases in China.According to the current DSM-5 and ICD-11 diagnostic standards, the distinction of various anxiety disorder subtypes is mainly based on the form and content of anxiety, and the current diagnostic criteria have little correlation with etiology.This arti-cle reviews the similarity and heterogeneity of neuroimaging changes in three common clinical anxiety disorders, and discusses current clinical diagnosis issues and possible directions for follow-up research.