Objective:To explore characteristics of TCM syndrome

pathogenic factors and pathogenesis of primary sjogren syndrome（SS）.Methods:Retrospective investigation and analysis were carried out in 106 cases of SS.Syndromes of the collected clinical data in first visit were classified

and the relationship of all syndromes with attacking age

course of disease

clinical symptoms

tongue manifestation

pulse manifestation and main laboratory indexes were analyzed respectively.Results:SS were divided into 6 syndrome types

i.e.endogenous dryness due to yin deficiency

deficiency of both qi and yin

yin deficiency and blood stasis

yin deficiency and damp-heat

both qi and yin deficiency and blood stasis

both qi and yin deficiency and blood stasis and damp-heat.Conclusion:For SS

yin-deficiency of both the liver and kidney is the main type

with qi-deficiency of the lung and spleen

intermingled with blood stasis

damp-heat.Syndrome of intermingled deficiency with excess is the characteristic of SS syndrome subject.Yin-deficiency and depletion of fluid is the essence involving qi-deficiency and yang-deficiency

blood stasis

stagnation syndrome

dryness are the superficiality aspect of the syndrome

belonging to syndrome of deficiency in origin and excess in superficiality.