Objective： To exp lore the characteristics of Chinese medicine syndromes of brain tumor.Methods： A descriptive analysis was performed on 127 cases of patients with brain tumor by the method of cluster analysis，and the constituent ratio， frequency，principal factor analysis and other statistical processings were conducted.According to the normative syndrome differentiation standard，the clustering results were differentiated，and the distribution characteristics of syndromes of brain tumor were obtained.Results：The Chinese Medicine syndromes in 127 cases of patients with brain tumor were grouped intofour categories：yang deficiency of spleen and kidney plus damp-turbidity and stasis obstruction type(78 cases)，wind-phlegminvading upward type(18 cases)，yin deficiency of liver and kidney with blood stasis type(22 cases)and phlegm-heat attacking internally type(9 cases).Conclusion：Traditional Chinese medicine syndrome differentiation method has its scientific nature and rules.Multivariate statistical analysis can provide support for the establishment of the elements in Chinese Medicine syndromes of brain tumor.