Objective:To establish criteria of commonly-seen TCM syndromes of depression.Methods:Consultation of specialists

clinical epidemiological survey

scores of syndrome degree rating and statistical analysis of multiple factors were adopted to establish the criteria for main syndrome differentiation of 5 commonly-seen TCM syndromes of depression.Results:Of 1977 cases of depression

1731 cases were stagnation of the liver-Qi

stagnation of the liver-Qi and deficiency of the spleen

stagnation of the liver-Qi and phlegm

deficiency of both the heart and spleen

and Yin-deficiency of both the liver and kidney.And according to statistical analysis

the criteria for main syndrome differentiation of the 5 syndromes were established.Conclusion:Commonly-seen syndromes of depression have common cause of disease and pathogenesis.Stagnation of the liver-Qi is basic syndrome

and in clinical manifestation of various syndromes emotional depression is common main syndrome

but various syndromes still have other main syndrome.