Contraction of the Yin

　　1. Contraction of the Yin often occurs due to cold evil, cold entering the Jueyin liver meridian, or cold evil directly affecting the Shaoyin meridian, or after excessive vomiting and diarrhea causing deficiency of Yuanqi, cold congealing in the lower jiao, or due to experiencing warm-heat evil, Yangming heat excess, evil sinking into the Jueyin, or liver meridian heat excess, deep heat and deep Yang, Yang Qi depressed, Yin rejected to the outside, all of which can lead to malnourishment of the tendons, cold congealing and contraction, leading to retraction of the penis and scrotum.

　　2. Differentiation should distinguish between cold and heat. Cold syndrome commonly involves cold entering the Jueyin meridian, malnourishment of the tendons, cold congealing and contraction, leading to contraction of the Yin and pain in the lower abdomen; kidney Yin deficiency with cold, kidney being the organ of cold, and being in charge of contraction, kidney Yang deficiency, leading to malnourishment of the tendons, cold congealing and contraction, leading to contraction of the Yin and cold limbs.实证常见阳明热厥，邪陷热深，阳气郁伏，格阴于外，则阴缩、烦躁不宁等。The general treatment for contraction of the Yin is to warm the meridians and dispel cold, and to release heat and activate Yang.

　　The etiology of this disease, according to traditional Chinese medicine, is believed to be due to insufficient kidney Qi caused by excessive sexual activity, leading to kidney deficiency. Therefore, in addition to the retraction of the reproductive organs into the abdominal cavity, complications such as impotence, premature ejaculation, and short duration of erection may also occur. At the same time, due to the loss of kidney Qi nourishment of the Jing Palace, the quality of semen may decrease, the number of sperm may decrease, and the vitality may weaken, leading to infertility and sterility as a result.

　　1. 'The Spiritual Pivot: On the Nature of Pathogenic Factors and Their Manifestations in the Zang-Fu': 'The liver meridian... slight enlargement indicates liver obstruction and contraction of the Yin, leading to cough and pain in the lower abdomen.' This is often caused by cold affecting the Jueyin meridian. Symptoms include the retraction of the penis and scrotum into the lower abdomen in men, or the retraction of the vagina in women. Treatment should be to warm the meridians and dispel cold, with internal use of Wuyao Neixiao San or Danggui Sini decoction, etc.; if due to Yangyin heat-evil invading the Jueyin, treatment should be to urgently purgative to conserve Yin, using Chengqi decoction, etc.; if due to excessive vomiting and diarrhea causing deficiency of Yuanqi, with cold limbs, dark face, shortness of breath, cold sweat, and even loss of consciousness, then treatment should be to revitalize Yang and reinforce the vital essence, with internal use of Daguoyang decoction or Sini decoction with Ginseng and Cinnamon, etc.

　　2. Any degree of contraction of the penis is often accompanied by shrinkage of the scrotum, cold limbs, or cold hands and feet, fear of cold, etc., which can be diagnosed as Yin shrinkage. When stimulated by cold, the scrotum will contract to keep a certain temperature inside the scrotum; sometimes there may be obvious shrinkage of the scrotum and testicles, but the penis does not shrink, nor are there other accompanying symptoms or general discomfort. This is a normal physiological phenomenon.

　　One. Acupuncture treatment for Yin shrinkage

　　Acupoints:Acupoints: Jijiao, Qihai, Guanyuan. Technique: Lift and insert the needle to make the needle sensation spread to the forepart of the genitals; warm needle for 15 minutes. Jijiao is an acupoint on the foot Jueyin liver meridian, which can be used with acupuncture to disperse the cold in the liver meridian and relieve its contraction and contraction; Guqiao and Qihai are all important acupoints for strengthening, which can warm Yang and tonify the Chong and Ren meridians. Suitable for Yin shrinkage of cold syndrome.

　　Two. Dietary therapy for Yin shrinkage

　　1. Sichuan peppercorn and brown sugar water:Sichuan peppercorn should be differentiated according to cold and heat. Cold syndrome is common with cold entering the Jueyin meridian, the tendons are not nourished, cold congestion leads to contraction, then Yin shrinkage, lower abdomen contraction and pain, etc.; kidney deficiency-cold, kidney is cold, is contraction, kidney Yang deficiency, then the tendons are not nourished, cold congestion leads to contraction, cold limbs, etc. Empirical syndrome is common in Yangming heat collapse, evil sinking deep heat, Yang Qi depressed, pushing Yin to the outside, then Yin shrinkage, irritability and restlessness, etc. The general treatment method for Yin shrinkage is to warm the meridians and dispel cold, release heat and promote Yang. 30 grams (or 20 grams of old ginger), boil in water, add appropriate amount of brown sugar, take while warm. Suitable for Yin shrinkage of the cold entering the Jueyin type.

　　2. Cinnamon ginseng stewed chicken liver:Cinnamon 3 grams, ginseng 12 grams, chicken liver 1-2 pieces, cooked in water. Suitable for Yin shrinkage of deficiency-cold type due to kidney deficiency and cold.

　　3. Watermelon and winter melon芒硝 soup:Fresh watermelon 200 grams, fresh bitter melon (with skin and seeds) 200 grams. Boil the water, add 12 grams of芒硝, boil again, mix and take. Suitable for Yin shrinkage of the liver meridian damp-heat type.

　　Three. Massage therapy

　　1. 脐旁横摩法：With the palm or the finger pads of the index, middle, and ring fingers, rub rhythmically across the sides of the navel, at a rate of 120 times per minute.

　　2. 下腹横摩法：With the palm or the finger pad of the index finger, rub rhythmically across the Qihai, Shimen, and Guanyuan acupoints, at a rate of 120 times per minute.

　　3.揉命门法：With the palm, palm side, or finger pad, press and rotate gently and slowly around the Mingmen acupoint, at a rate of 120-160 times per minute.

　　Electrocardiogram examination: The electrocardiogram often shows sinus tachycardia, with some patients exhibiting depression or horizontal depression of the ST segment, flat, biphasic, or inverted T waves, which are more common in leads II, III, aVF, or V4-6. Blood pressure examination is often lower than the normal reference value. For patients with low blood pressure, fluid replacement tests can be performed, and blood pressure can be re-examined after quickly administering 250ml of normal saline. At the same time, complete blood culture, blood routine, blood biochemistry, and B-ultrasound examinations should be conducted.

　　1. Yin shrinkage refers to the shrinkage of the forepart of the genitals, including the contraction of the penis and scrotum in males, also known as the condition of contracted Yang. The clinical manifestations include varying degrees of contraction, often accompanied by shrinkage of the scrotum and kidney, cold limbs, or cold hands and feet.

　　2. Avoid cold and raw foods, such as frozen soda, frozen watermelon, ice lollies, ice cream, etc. Avoid spicy, warm, dry, and greasy foods, such as chili, fried spicy beef, fatty pork, fried cakes, fried peanuts, etc.

　　3. Diet should be light and nutritious. For those with deficiency and cold, it is advisable to eat warm and nourishing foods such as dog meat, mutton, chicken, eggs, fish, etc. Eat more fresh vegetables such as green vegetables, cucumbers, and green beans. Eat more fresh fruits such as apples, pears, honeydew melon, grapes, etc. You can also eat熟附子15克，老姜15克，狗肉200克，cut into pieces, boil soup, add 5 scallions after the soup is cooked, add a little salt for seasoning, drink the soup and eat the meat.

　　1. Acupuncture Treatment for Vaginal Atrophy
　　Acupoints: Ji Mai, Qihai, Guanyuan. Technique: lift and insert needles, make the needle sensation spread to the anterior genitalia; warm needle for 15 minutes. Ji Mai is an acupoint on the Liver meridian of the foot, which can be used in acupuncture to disperse the cold in the liver meridian and alleviate its spasm and contraction; Guanqi and Qihai are both important acupoints for strengthening, which can warm the yang and supplement the Chong and Ren meridians. Suitable for cold-type vaginal atrophy.
　　2. Dietary Therapy for Vaginal Atrophy
　　Ginger and Brown Sugar Water: 30 grams of ginger (or 20 grams of old ginger), boil the water, add appropriate amount of brown sugar, drink hot. Suitable for cold and厥yin type vaginal atrophy.
　　Cinnamon and Ginseng Stewed Chicken Liver: 3 grams of cinnamon, 12 grams of ginseng, 1-2 chicken livers, stewed in water. Suitable for yin deficiency and cold type vaginal atrophy.
　　Watermelon, Winter Melon, and Niter Decoction: Fresh watermelon 200 grams, fresh bitter melon (with skin and seeds) 200 grams. Boil the water, add 12 grams of niter to the decoction, boil again, mix and take. Suitable for liver meridian damp-heat type vaginal atrophy.
　　3. Massage Therapy
　　(1) Umbilical Horizontal Rubbing Method. Place the palm or finger pads on the sides of the navel, rub horizontally with a regular rhythm, 120 times per minute.
　　(2) Lower Abdominal Horizontal Rubbing Method. Place the palm or finger pad on the Qihai, Shimen, and Guanyuan acupoints, rub horizontally with a rhythm, 120 times per minute.
　　(3) Rub the Life Gate Method. Use the palm, palm root, or finger pad to rub the Life Gate acupoint gently and slowly, 120-160 times per minute.