This paper introduces WEI Zixiao’ s experience in treating polycystic ovary syndrome（ PCOS）. He holds that the etiology and pathogenesis of this disease is mainly deficiency of spleen and kidney

uterus internal retention of phlegm and dampness

and stasis of liver Qi

which influence each other. In treatment

he emphasizes targeting principal symptoms

treats by different types according to the obesity status

and also pays attention to regulating emotion.