"Qi stagnation and blood stasis are mostly caused by patients' excessive anxiety or sedentary activities, resulting in liver and spleen disorders, qi stagnation and blood stasis, abnormal blood circulation, prolonged qi stagnation, poor blood circulation, endogenous blood stasis, or improper diet, overeating, injury to the spleen and stomach, dampness and heat blocking spleen and stomach qi stagnation and blood stasis, or due to exogenous cold, heat and dampness and heat. The normal operation of blood depends on the promotion of qi. If qi cannot run smoothly, blood will stop and stagnate. "... those who cover the air are handsome in blood, while those who are pneumatic are bloody; When qi stops, blood stops; As soon as the temperature stops, the blood will slip; Cold of qi leads to blood clot; Qi does not move, blood does not move. ""Gas knot leads to blood coagulation. " Qi stagnation and blood stasis are mutually causal, qi stagnation leads to blood stasis, and blood stasis aggravates qi stagnation. Mostly caused by depression or falling servants. It is advisable to activate qi, promote blood circulation and remove blood stasis, and Xuefu Zhuyu Decoction can be used. Pathogenesis, qi stagnation for a long time leads to blood stasis.

Qi stagnation and blood stasis refers to the pathological state of blood circulation disorder caused by qi stagnation and blood stasis.

Qi stagnation and blood stasis are mostly caused by emotional internal injuries, depression and qi stagnation, leading to blood stasis. The liver governs the release of qi and stores blood, and the release of liver qi plays a key role in regulating qi activity, so qi stagnation and blood stasis are closely related to the non-release of liver qi. Clinically, there are many symptoms such as fullness and pain in the chest and hypochondrium and symptom accumulation. The lung governs qi, regulates the whole body qi, and assists the heart to transport blood. If the pathogen blocks the lung qi, it will lead to qi stagnation and blood stasis in the heart and lungs, and for a long time, there will be symptoms such as cough, palpitation, chest obstruction, cyanosis of the lips and tongue coating.

Qi stagnation can lead to blood stasis, and blood stasis is bound to be accompanied by qi stagnation. Because qi stagnation and blood stasis are mutually causal and coexist at the same time, it is often difficult to clearly distinguish which comes first. Such as flash trauma and other factors, that is, qi stagnation and blood stasis are simultaneously formed. But no matter what causes qi stagnation and blood stasis, we must distinguish the primary and secondary qi stagnation and blood stasis.

When Chinese medicine stung people, it refused to press, and the pain was motionless, and the face was dull or dark.

Chest tightness, walking pain, impatience or depression; Or delirious, or crazy; Or under the threat of a lump, hard and immovable; Or the lips and claws are blue and the skin is wrong; Or thirsty but want to cough up water but can't swallow it; Or purple spots appear on the skin, or filamentous blood vessels appear on the muscle surface, or the veins stand out in the abdomen, or the veins stand out in the lower limbs; Or the stool is black as tar; Or dysmenorrhea, amenorrhea, lochia, blood purple with blood clots.

Tongue pulse: purple or dark tongue with ecchymosis, thin or heavy pulse, or knot.

Treatment: promoting blood circulation and removing blood stasis, promoting qi circulation and relieving pain. Xuefu Zhuyu Decoction, Shentong Zhuyu Decoction, Fuyuan Huoxue Decoction, Shaofu Zhuyu Decoction, Tongqiao Huoxue Decoction, Gexia Zhuyu Decoction, etc.