Allergy to the sun
Allergy to the sun - an allergic reaction of the human body, developing in response to a prolonged exposure to the skin of direct sunlight, or in the case of a combination of direct exposure to the sun with such concomitant irritating factors like medicines, deodorants, creams, plant pollen, chlorinated water in the pool.
Allergy to the sun is not a rare occurrence, because according to statistics, about 20% of the inhabitants of the Earth have at least once experienced this disease. Solar allergy is usually a normal skin irritation, which can cover almost any part of the body, which is manifested by skin peeling, red rash, islets of pustular rashes, swelling, itching, burning and redness of the skin.
Allergy in the sun in children usually manifests itself in early childhood. In most cases, it develops only once and with the growth of a child,
Sun Allergy - Causes
The causes of solar allergy can be very diverse, and often the perpetrators of the development of this allergic reaction are the people themselves who, with elements of fanaticism, try not to miss a single sunshine on vacation. Uncontrolled prolonged exposure to open sunlight leads to the fact that truly huge doses of ultraviolet irradiation lead to the activation of all the body's defenses aimed at producing the pigment of melanin. As a result - the adequate functioning of the adrenal gland and kidneys is disrupted.
In spite of this, it is also impossible to completely deprive yourself of the sun, since the subsequent deficiency of vitamin D can prove to be no less dangerous for the organism, because it is able to cause deep depression, visual impairment, provoke loss of appetite and weight, diseases like arthritis , rickets and osteoporosis .
By themselves, the sun's rays are not an allergen, but they are able to provoke the accumulation of these allergens in the human body. The first group at risk of developing allergies to the sun are people with various problems in the work of the adrenal, kidney and liver. One of the predisposing factors for the emergence of solar allergy is considered to be milky white skin color, as well as people who have a large number of birthmarks and freckles on the skin. Often, the development of an allergic reaction to the sun provokes pregnancy , since during the course of its course the total load on the woman's body is significantly increased. The intake of some, especially anti-inflammatory drugs (sulfonamides, fluoroquinolones, griseofulvin, quinidine, tetracyclines, amiodarone, etc.) can also cause sun allergies.
The cause of this allergic reaction may be some cosmetic products applied to the skin, which contain provoking chemicals that cause an allergic reaction under the influence of sunlight. If in the composition of creams, perfumes and tanning agents there are polyunsaturated fatty acids, natural essential oils, retinoids, mercury preparations, paraaminobenzoic, boric and salicylic acid - they should be discarded for the period of stay under open sun rays.
In addition, there are certain substances (sensitizers), which, if taken internally, can provoke the development of solar allergy. This group of substances includes certain foods (all kinds of citrus fruits) and some medicines (aspirin, ibuprofen, diuretics, tranquilizers, antibiotics, antibacterial drugs, oral contraceptives)
Allergy to the sun - symptoms
After a fairly short time after continuous exposure to open sunlight, more often an hour and a half later, itchy red spots appear on the skin, similar to burn blisters. Somewhat less often the body can react with a delay, and the symptoms of sun allergy are manifested after 15-20 hours, and sometimes several days.
In case of increased sensitivity of the body, possibly a sharp decrease in pressure, an attack of asthma (bronchospasm) may develop, sometimes a loss of consciousness may occur. The most annoying symptom of an allergy to the sun is an unbearable unbearable skin itch
Allergy to the sun - treatment
Medicamental treatment of sun allergy should be aimed at eliminating both internal and external causes of solar allergy. Itching will help to cope with ointments, which contain components such as methyluracil, lanolin and zinc. According to the indications, the use of hormonal ointments is possible. To remove skin inflammation usually prescribed antihistamine anti-inflammatory drugs (indomethacin, aspirin), which do not react negatively to sunlight.
In addition, in order to eliminate the root causes of the disease, it is indicated the appointment of medicaments that promote renewal of skin cells, normalizing liver function and metabolic processes. Usually it is nicotinic acid, antioxidants, vitamins B, E, C.
Depending on the severity of the course of the disease, the duration of treatment can be as few days or weeks. Re-solar allergy appears rarely, but if it does occur, it comes back in the form of severe eczema. If this happened - in the future stay of the patient in the open sunlight is strictly prohibited
Allergy to the sun - first aid
In the event that the solar allergy leads to loss of consciousness or a person is close to this, it is necessary to urgently call for emergency help and not to wait for her to take the following measures independently:
• To compensate for lost fluid, the victim should be given a large amount of drink
• The skin should always be covered with clothing, but it should be free to avoid irritation and so damaged skin
• In case of high fever (more than 38 ° C), cold compresses should be applied on the shins, groin and forehead. If there is such a possibility, then with the help of antipyretic drugs (paracetamol, ibuprofen, etc.), you should lower body temperature
• If vomiting occurs on a high temperature, the patient should immediately turn to the side
Allergy to the sun - folk treatment
Traditional medicine to relieve itching advises applying to the affected places a plate of fresh cucumber, potatoes, or cabbage leaves. Significant relief of the condition can bring herbal baths, from a mixture in equal proportions of herbs like chamomile flowers, valerian root medicinal, St. John's wort, large celandine, triple-leaf herb and medicinal sage.
Inside, you can also take the following medicinal infusions: cocktail herb infusion, infusion of rhizomes of ayr marsh, infusion of nettle flowers deaf, celery root of fragrant juice
Prevention of solar allergy
Sunbathing should always begin with a sufficient short stay in the sun, for the first days it's ten to fifteen minutes, then you should hide in a shady place. It is necessary to know that sunlight can reflect well from sand and water, so in case of rest on the coast, it is better to put a light cloak over your shoulders.
Before being exposed to open sunlight, one should avoid using the medicines described above, which can become a catalyst for the development of allergies. Also should be minimized, and it is better not to use any deodorants, aromatic oils and perfumes at all. For the body during exposure to the sun, you can apply only special creams with a sunscreen.
In case of a predisposition to allergy to the sun, it is recommended to wear clothes made of natural fabrics, which should cover the body as much as possible from direct sunlight.