Spring dermatitis is a light-induced skin disease. The main cause of the disease is skin allergies to ultraviolet light in the sun. Throughout the year, the ultraviolet content of sunlight in the winter is the lowest, and when the spring comes, the ultraviolet content suddenly rises. People can hardly adapt. Once they are exposed to strong ultraviolet rays, they can cause skin damage and dermatitis. At the same time, spring is also the peak season for outing tourism. If you do not pay attention to sun protection, it will aggravate or induce dermatitis.
Allergic dermatitis is inflammation of the skin caused by the body being stimulated by antigenic substances such as pollen, dust, food, drugs, and parasites. When an allergen enters the body for the first time, the immune system of the allergic constitution has a memory of that allergen. When the allergen reenters the body, the allergic immune system recognizes and responds strongly, causing membrane disruption of mast cells and basophils. The release of histamine, serotonin, slow reaction substances and other allergic reaction media, allergic reaction media and skin vascular mucosa combined, it will lead to skin erythema, rash, itching and other symptoms.
The types of irritants that can cause allergic dermatitis are numerous, mainly animal, plant, and chemical. Animal allergens include various animal skins and toxins, and certain animals such as bees, jellyfish, crickets, crickets, butterflies, moths, and the like. Plant allergens mainly refer to the leaves, stems, flowers, fruits or their products of some plants, such as lacquer, oak, mustard, croton, garlic, ramie, and pyrethrum. The vast majority of allergic dermatitis are caused by chemical irritants, such as drugs, dyes, detergents, oils, cosmetics, chemical fibers, plastic products, chemical raw materials, contraceptives, straps, and nail polish.
Allergies become more serious in spring
For patients with allergic spring pollen, the clinical manifestations of seasonal occurrence of sudden, rash mostly limited to the face, neck, showing mild erythema, edema, slightly elevated or with a few grains of red papules, often itching, repeated each year Occurs and can fade on its own. Sometimes accompanied by symptoms of allergic rhinitis.
The winter skin is in a closed state. After a dry and tense season in autumn and winter, combined with improper care by some people, the skin is prone to becoming rough because of "water shortage and less oil." It is now in the spring, and it is also a high incidence of skin allergies. . At this time the skin is more sensitive, the skin's moisture content decreases, the skin barrier protection will be weakened, plus some people themselves are allergic to pollen, spring flowers are many species, pollen in the air is thick, so sensitive skin will dry, hair Red, scaling, pruritus, dry pain and other symptoms, some manifested as erythema, papules and scales and other dermatitis performance. If you do not pay attention to protection and maintenance, such as excessive use of hot water and facial cleanser will increase the performance of dermatitis.
Experts reminded that grasping five points can stay away from spring dermatitis
1. A person with a history of allergies should pay attention to protection. It is best to wear masks when you go out to play, such as going to parks and attractions where pollen, dust, light, and wind are more important. To prevent skin irritation, attention should be paid to the cleansing of the skin. Some pollen and dust attached to the skin surface must also be cleaned. In addition, often cleaning sheets, quilts, diligently drying, beating clothes, and developing good habits.
2. Care the skin. After many people have seasonal dermatitis, do not over-clean the skin, so as to avoid damage to the skin barrier, further increase the loss of water, leading to a vicious cycle. Therefore, patients with seasonal dermatitis must be very careful about skin care and perseverance. If skin itching, spotting, etc., it is important to remember not to scratch with your hands or to take drugs or irritating anti-inflammatory drugs. Severely allergic symptoms should go to the hospital for treatment as soon as possible.
3. Strengthen skin resistance, eat more vitamin-rich foods. Patients with seasonal dermatitis can eat more foods with anti-allergic properties to strengthen the skin's defense capabilities. Eat more vegetables and fruits can also resist seasonal dermatitis, because it is rich in vitamin c, and vitamin c is a natural antihistamine, if the daily intake of more than 1,000 mg from the diet, it should be able to prevent the emergence of seasonal dermatitis .
4. Use cosmetics correctly. Patients with seasonal skin inflammation know that cosmetics can not be used indiscriminately, and many cosmetics are one of the allergens. Therefore, some patients stop all skin care measures. This practice is negative. The proper use of skin care products and necessary cosmetics can enhance the skin's resistance to allergens and achieve the purpose of modification. Patients with seasonal dermatitis should go to a regular hospital to understand their skin condition, find out the cause of the skin problem, and choose the right cosmetic for the symptom.
5. Maintain adequate sleep and essential exercise, and maintain a comfortable mood. Peaceful enough sleep makes people spirit. The right amount of exercise enables people to enhance their immunity to the disease. Keeping them comfortable can keep people away from the disease and shorten the course of the disease.
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