Prof. HE Chengyao thinks that painful disease of gynecology is closely related to anatomy and physiology. According to the characteristics of painful disease of gynecology

she attaches importance to the diseased region and emphasizes treatment from liver. And she puts forward that relieving pain should be regarded the first when treating painful disease of gynecology. She also emphasizes on soothing the liver to regulate Qi. The untied liver depression and the harmonious Qi and blood relieve pain. In clinical syndrome differentiation

she distinguishes cold from heat

and deficiency from excess according to the time

nature

location of the pain

the condition of menstruation

the size and location of enclosed mass

the habitus

the pulse and the tongue. She also treats with the menstrual cycle at different stages. She takes regulating Qi to removing stasis as the principal thing before menstruation. She takes promoting blood circulation to remove blood stasis and regulating Qi to alleviate pain as the principal thing during menstruation. She takes tonifying Qi and kidney and promoting blood circulation to remove blood stasis after menstruation.