Anal swelling refers to the patient often feel unbearable anal swelling, sometimes radiating to the lumbosacral, buttock and thigh areas, which may be accompanied by urgency and heaviness, frequent bowel movements. It is one of the most common symptoms of anorectal patients, belonging to the clinical difficulties; not an independent disease, can be caused by a number of systemic diseases, a clinical symptom, involving internal, external, gynecological, orthopedic, urological and other disciplines. Due to the medical sub-specialties more and more detailed, as well as due to the anal distension obvious and other symptoms are not obvious or in the original disease on the basis of adding anal distension and other reasons clinically easy to misdiagnosis and misdiagnosis. First, the gas depressed down compulsion, emotional and emotional upset, depression and anger injury to the liver, the liver loss of excretion, the qi is not smooth, elevation and lowering disorder, stagnation in the lower, depressed in the prana, manifested as anal distension, belching or exhaust to alleviate, gastric distension, belching, or frequent heartburn, chest tightness, good taiyi. Chai Hu Shuan Liver San plus reduction of the main: Chai Hu, Chuanxiong, Citrus aurantium, Xiang Fu, Chen Pi, Hou Pu 10g each, white peony, half-sia 6g each, licorice 5g. Second, dampness-heat downstream, dietary indiscipline, like to eat paste Liang thick taste, so that the spleen and stomach transport and transformation of the dereliction of duty, can not raise the clear and lower the turbid, the transportation of water and dampness, wet from the inside, long depressed into the hot, or externally infected with dampness and heat, and dampness downward, turbid viscid, condensation of the large intestine, injecting the pranic door; or vegetarian internal dampness, like spicy food, dampness from the hot, and the hot, the wet, the wet, the wet, the wet, the wet, the hot and the hot. Like to eat spicy, wet from the heat, injected into the prana, so that the meridians and blood stagnation and cause anal swelling discomfort. As the Secret Essentials of the Wai Tai, “excessive alcohol consumption, not at the time of the problem, not tired for a long time, and ultimately trapped in the wind heat outside the lungs, lung heat down the compression of the large intestine, or liver depression and fire, wood and fire punishment of the gold, the lungs heat in the large intestine and lead to burning anus, distention”. The main four Miao San plus reduction: Huangbai 10g, Sichuan hyssop 10g, Cangzhu 10g, raw barley 15g, Tu Fu Ling 20g, Dampi 10g, Gentiana Macrophyllae 15g. Third, stagnation of blood stagnation is most common in the anorectal surgery. Surgical damage to the anorectal meridians, qi and blood flow is blocked, stagnation of qi and blood stagnation, can not pronounce the disease. Symptoms include anal swelling, tingling in the anus, purple tongue, thin white fur, and stringy or astringent pulse. The main reason for the addition and subtraction of Hematopoietic Blood Stasis Soup is: Angelica sinensis, Radix et rhizoma, safflower, hyssop, 9g each, peach kernel, 12g each, Citrus aurantium dulcis, Radix Paeonia lactiflora, Glycyrrhiza glabra, 3g of Chai Hu, Platycodon grandiflorus, Rhizoma Ligustici Chuanxiong, 5g each. Qi deficiency and sinking: This type of disease is clinically less common, and is mostly seen in the weak and aged people, and it is often seen in the weak and aged, and after prolonged illness, and after giving birth to many children, and failing to have rest, and other reasons that lead to qi deficiency. The symptoms are anal distension and swelling. Symptoms of anal distension, exertion can make the symptoms worse, light in the morning and heavy in the evening, accompanied by less breath and lazy speech, colorless, tongue pale fat, or have teeth marks, pulse thin and weak. Dazhongyuan Decoction is the mainstay. Prescription: 30g sheng huangqi, ginseng, fried atractylodes japonica 15g, bupleurum 8g, sizzling licorice 5g, angelica sinensis, chenpi, jujube 10g. Fifth, the House gas is afraid of postoperative complications, the patient dares not defecate, or constipation, dregs can not be, blocked in the pranic door, the gas and blood run poorly, gas obstruction and blood blockage and cause anal distension; or recently a large number of consecutively eat some indigestible food (such as chili peppers, sunflower seeds) and not timely excretion caused by sudden rectal bleeding, the patient’s anus. Not timely excretion caused by sudden rectal obstruction. This syndrome is characterized by anal distension, abdominal pain, abdominal distension, perianal redness, swelling or pain, or uncontrollable bowel movement, and thin fecal water flowing out from the anus. Hemp kernel pill main: Hemp kernel 20g, cooked rhubarb 9g, bitter almond 10g, fried white peony 20g, fried citrus aurantium 15g, thick park 9g. first 1000ml warm salt water clean enema after oral intake of Chinese medicine. Experience: anal distension is a clinically intractable disease, can be a single occurrence, can be one of the many manifestations of other diseases, or both, difficult in the differential diagnosis, can be systemic diseases, or pelvic perineum local lesions directly or indirectly caused by the treatment of the first to make a clear diagnosis, to exclude organic lesions. Consultation should ask whether the patient is accompanied by other symptoms, according to different accompanying symptoms and the order of the appearance of each symptom can be diagnosed or excluded, such as internal hemorrhoids, mixed hemorrhoids, anal sinusitis, rectal polyps, rectal mucosal prolapse, perianal abscess, anal fistula, tumors, pelvic inflammatory disease, endometriosis, retroverted uterus, prostatic disease, spine and other lesions. Most of the patients with the cure of the primary disease, anal swelling can also disappear with it, swelling can also disappear with it, a small number of patients can not be cured for a long time. Difficult-to-treat anal distension is not an organic lesion clinically, and the pathogenesis is not clear. The motherland medicine think: “Suwen? The five Tibetan other theory”: “the stomach, large intestine, small intestine, Sanjiao, bladder, these five ……, pranic door is also the five Tibetan make, water and grain shall not be stored for a long time.” The class sutra? Qi Heng Zangfu Tibetan diarrhea different “:” The anus is out of control, the gas is trapped and God to go, so it is called the prana door. Not only is also, although all the dregs of the House by its diarrhea, and Tibetan gas lift also rely on to adjust, so also for the Tibetan make.” Although anal distension is the disease of prana, but with the five viscera and six bowels. The five viscera and six viscera, any visceral disorders will cause the blood to run poorly, transport failure, resulting in wind, fire, phlegm, dampness, stasis affecting the operation of blood and qi, Yu in the pranic door and the onset of the disease. Doctors should take a holistic approach, integrate the four diagnostic elements and treat with skillful diagnosis in order to achieve a good therapeutic effect.