Seborrheic dermatitis is a common chronic dermatitis, which occurs in seborrhea. The etiology is unclear, which may be related to immune, genetic, hormonal, neurological and environmental factors. Seborrheic dermatitis often occurs in places where sebaceous glands are distributed, such as scalp, face, chest and folds. Occurred in the scalp, it started with mild flushing, covered with gray chaff scales, accompanied by mild itching and rash expansion, and greasy scales were seen; Severe cases are accompanied by exudation, scab thickness and foul smell, which can invade the whole head. Hair will fall off and be sparse. Facial damage is more common in the nose wing, nasolabial groove and eyebrow arch, with reddish spots and greasy yellow scales, which are often full of luster. At the chest and scapula, there are small reddish-brown hair follicle papules with greasy scales at first, and then gradually become annular plaques with fine scales in the center, with dark red papules and large greasy spots on the edges. Wrinkles are more common in armpits, under breasts, navel and groin. They are erythema with clear boundaries, with few scraps and moist, often accompanied by erosion and exudation. More common in 30 to 50 years old, especially obese middle-aged people. The disease is chronic and easy to recur, often accompanied by folliculitis and blepharitis, and facial acne and rosacea mite dermatitis are often complicated. In the prevention and treatment of seborrheic dermatitis, we should pay attention to the following aspects: First, pay attention to adjusting diet, eating more vegetables, limiting fat and polysaccharide diet, avoiding spicy food, alcohol and other irritating foods, avoiding mental stress and local scratching, living regularly, and maintaining adequate sleep. Second, oral medication. Vitamins B6 and B2 or vitamin B complex, nicotinamide, etc. Can be used. Severe itching can be treated with antipruritic sedatives such as antihistamines, and antibiotics such as tetracycline or erythromycin can be used for obvious inflammation or secondary infection. Third, the principle of external treatment is to remove fat, sterilize, diminish inflammation and relieve itching. Commonly used drugs are sulfur, rizocin, coal tar, salicylic acid, selenium sulfide, imidazole and so on. And different dosage forms can be selected according to different parts and diseases. I suggest you go to the dermatology department of a regular medical institution. Seborrheic dermatitis is an inflammatory skin disease that occurs in the sebum overflow area, and it often occurs in young adults and is related to physical fitness. Traditional Chinese medicine calls it "white dust wind" [clinical manifestations >; 1. The basic damage is yellow and red spots, accompanied by greasy scales and scabs, with varying degrees of itching. 2. It is often distributed in areas with many sebaceous glands, such as scalp, face, back, armpit, perineum, etc., and can spread all over the body. 3. Different parts have different performances. For example, in the eyebrows, nose wings, external ears and so on. In severe cases, the body is often covered with a thick yellow scab; There are many friction parts in folds, often accompanied by erosion and exudation; The irregular pigment in the trunk is slightly reduced, or pale yellow, red, round or oval patches with clear boundaries and covered with scales. [diagnosis >; 1. According to the clinical characteristics of the disease, it can be diagnosed. 2. It should be differentiated from psoriasis (prone to elbow and knee extension, often invading the whole body, reddish rash, covered with silvery white scales and spotty bleeding) and pityriasis rosea (the rash is horizontal oval, its long axis is consistent with dermatoglyphics, its nature is dry and its duration is short). [treatment]; 1. Western medicine treatment (1) Internal medicine treatment: vitamin B2, B6 or vitamin B complex; Those with severe itching can be given antihistamines; In severe cases, corticosteroids can be used for a short time, such as 30mg of prednisone. Tetracycline or erythromycin 0.25 g can also be used, four times a day. (2) External drugs: sulfur preparation and corticosteroid cream or ointment. Scalp injury can be treated with coal tar preparations, such as Zeta lotion; You can also use 2 a. Ketoconazole Lotion (Le Cai). 2. Traditional Chinese medicine treatment (1) Internal treatment ① Wind-blood dryness: the lesions are mainly dry, with reddish substrate, pink scales, red tongue, thin fur and thin pulse. Treatment: expelling wind and clearing heat, nourishing blood and moistening dryness. Prescription: Schizonepeta tenuifolia 10g, Saposhnikovia divaricata 10g, Arctium lappa 10g, Gypsum Fibrosum 30g (parched first), Platycladus orientalis 15g, Radix Rehmanniae 10g, Radix Scrophulariae 10g, and Radix Ophiopogonis. ② Gastrointestinal damp-heat: The main pathological changes are dampness, mostly erythema, erosion, exudation, greasy scab, red tongue, yellow greasy fur and slippery pulse. Treatment: clearing away heat and promoting diuresis, and dredging fu organs. Prescription: Herba Artemisiae Scopariae 15g, Fructus Gardeniae 10g, Radix et Rhizoma Rhei 6g, Radix Scutellariae 10g, Radix Gentianae 15g, Cortex Magnolia Officinalis 10g, Pericarpium Citri Reticulatae 10g, Poria1. (2) External use: You can choose "Platycladus orientalis tincture" or "pour powder" lotion for external use. [Prevention and aftercare]; Eat more new moss vegetables and fruits, eat less greasy food and sweets, and avoid drinking and spicy food. Dietotherapy for seborrheic dermatitis The purpose of dietotherapy for seborrheic dermatitis is to change eating habits, adjust the function of digestive tract, keep the mouth of sebaceous glands in hair follicles unobstructed, promote the discharge of sebum substances, and reduce sebaceous gland inflammation in hair follicles. Pay attention to controlling the amount of fat in the diet. It is not advisable to have too much fat, otherwise it will aggravate the symptoms. The total amount of dietary fat supplied every day should be about 50 grams. A high protein diet can be given appropriately, because protein is beneficial to maintain normal skin keratinization metabolism and normal hair follicles. You should also pay attention to eating less sweets, because a sugar-rich diet will promote fat dysplasia and produce more fat. It is worth noting that you should eat foods rich in vitamins, especially foods rich in vitamin A, such as pork liver, carrots and egg yolks. To correct abnormal sebum keratinization of hair follicles and prevent hair follicle blockage. Some people have studied that zinc deficiency can also produce seborrheic dermatitis, so foods with high zinc content should be supplemented in the diet, such as animal liver, lean meat, poultry and nuts. Correct the relative deficiency of zinc content in human body. It is very important to avoid high iodine diet, because high iodine diet will make hair follicles keratinized or blocked, so it is necessary to control the intake of seafood such as kelp and laver. In addition to the above, eat more foods rich in vitamin C and B 1, such as fresh vegetables and fruits. A moderate increase in cereals, fresh vegetables, fruits and other foods is of great benefit to seborrheic dermatitis. 18.8% carbohydrate accounts for 356 grams of total energy and 66.3% vitamin A 5 15 microgram retinol equivalent vitamin E 410.7 mg vitamin B1.30.

2004/ 12-24/ 16354373968