What is solar dermatitis??? What causes solar dermatitis

Solar dermatitis is also a common disease, especially in the hot summer weather, people spend a lot of time outdoors, so it is easy to cause solar dermatitis. But not all dermatitis reactions caused by sun exposure are solar dermatitis, so, what about exactly? Actitis usually develops in the spring after the first exposure to strong sunlight.

It mostly appears on the face, neck, extensor side of the forearm, back of the hand and other areas that are often exposed to sunlight, and the skin lesions are mostly manifested as erythema, papules, wheals or blisters, etc., and the affected area has obvious burning or stinging sensation. Small papules and papules are the most common, and a small number of patients present with erythematous edema or plaques. The lesions are closely related to sun exposure, and the skin lesions are significantly aggravated after irradiation, and the itching sensation will also be intensified, which will improve after appropriate light protection.

The rash of solar dermatitis is often reversed, and lichenoid changes and pigmentation may increase over time.

The rash often varies from patient to patient and is pleomorphic. However, in a given patient, the rash is often monomorphic, with small papules and papules being the most common, and a few patients presenting with erythematous edema or plaques. The degree of solar dermatitis lesions is closely related to sun exposure, and after each exposure, the skin lesions will be significantly worsened, and the itching sensation will also be intensified.

It is characterized by the aggravation of sun exposure and the reduction of exposure to light.

Solar dermatitis, also known as sunburn, is an acute inflammatory reaction produced by normal** sun exposure, which is manifested as erythema, edema, blisters, pigmentation, and desquamation.

Solar dermatitis is solar dermatitis, also known as sunburn or sunburn, which is an acute inflammatory reaction produced by normal sun exposure, manifested as erythema, edema, blisters, pigmentation, and scaling.

1. It can be externally coated with "Keyan Wang", which has the effects of dispelling wind and dampness, clearing heat and detoxifying, invigorating blood and removing blood stasis. It is used for the conditioning and maintenance of seborrheic dermatitis, atopic dermatitis, neurodermatitis, solar dermatitis, etc.

Good luck soon**.

Sun dermatitis is obviously allergic dermatitis caused by sun exposure, and it is very important to prevent this situation by reducing the damaged ** frequent exposure to the sun. Regular participation in outdoor activities and exercise can enhance the ability to resist the sun. Try to reduce the number of outings at noon to avoid the severity of the condition.

If the affected area of sun dermatitis is severe, there will be pustules, and this situation should be treated with anti-inflammatory treatment in time, otherwise there will be fever and malaise after inflammation. It can probably be disinfected with milk or saline, and a small clean towel can be put on the affected area with saline for about a quarter of an hour.

Sun-exposed dermatitis is generally formed one by one, so that it can be treated with external medication, anti-inflammatory is the key, if the pain is severe, you can also use some painkillers.

It is a small point of redness as soon as it is exposed to the sun, and some are accompanied by slight pain and itching, and such people should take sunscreen measures when they go out.

Everyone's condition will be very different, because the condition of each other is different, and for the rest of the country, there must be differences between the east and west of this Tuanluntan.

Solar dermatitis, also known as sunburn, sunburn, solar erythema, solar edema, etc., is an acute inflammatory reaction produced by excessive exposure to ultraviolet rays, manifested as erythema, edema, blisters, pigmentation, and desquamation. Let's take a closer look at the following questions:

Who is susceptible to solar dermatitis?

What are the manifestations of solar dermatitis?

How can we prevent it?

The occurrence of solar dermatitis is related to the intensity of light, exposure time, individual skin color, constitution, ethnicity, etc. In late spring and early summer, it is common for children, women, skiers, surface workers, and people who have been engaged in outdoor work for a long time.

In addition, solar dermatitis is also related to the drugs and foods taken, such as taking related drugs (tetracyclic abjuginin, griseofulvin, chlorpromazine, tetracycline ointment, coal tar preparations, psoralen, angelica, dihydrogramurithia, furosemide, bergamot oil, lemon oil, sandalwood oil, aspirin, etc.); or ate some kind of porphyrin photosensitive vegetables and wild vegetables (such as: amaranth, gray cabbage, milk vetch, locust flower, fig, etc.); or fruits containing furanocoumarin (lemons, oranges, grapefruits, sweet oranges, figs, etc.); or eating porphyrin-like seafood (lobsters, snails, crabs, etc.) and then basking in the sun can also develop or aggravate the disease.

After a few hours to more than ten hours of sun exposure, there is clear erythema and edema in the first part (face, front of the neck, both upper limbs, etc.), and blisters, rupture, and erosion can occur in severe cases, and then the color of the erythema gradually darkens and desquamation, leaving pigmentation or hypopigmentation.

Burning or stinging sensations that often interfere with sleep. If the sun exposure area is extensive, a small number of patients may also have fever, headache, nausea, fatigue and discomfort and other systemic symptoms, and even palpitations, delirium or shock. It may also trigger the rash of polymorphic light eruption, solar urticaria, late-onset **porphyria, lupus erythematosus, herpes simplex, vitiligo, and other diseases.

1. System**: Antihistamines can be selected for mild symptoms, and low-dose glucocorticoids, aspirin or indomethacin can be taken orally for severe cases or with poor efficacy. If necessary, oral administration of hydroxyquine, chlorine, niacinamide and other anti-photosensitivity**.

2. Local**: Calamine lotion is used for light cases, and cold compresses, ice compresses, glucocorticoid creams, indomethacin solution are used for slightly heavier cases.

1. Try to avoid outdoor activities or reduce the time of activity when the sun is at its strongest from 10 a.m. to 2 p.m.

2. Avoid sun exposure, and pay attention to protection when going out, such as holding an umbrella, wearing a wide-brimmed hat, and wearing long-sleeved shirts.

3. If you are outdoors, it is recommended to routinely use a sunscreen with a solar protection factor (SPF) of 15 or more, and those with severe photosensitivity need to use a high-efficiency sunscreen with SPF of 30 or more, and apply it 20 minutes before sun exposure**.

4. Avoid taking photosensitizing drugs, vegetables, fruits and seafood.

5. Try not to use some cosmetics that contain photosensitivity.

6. People who are engaged in outdoor work can usually take vitamin C and vitamin B complex in moderation.

7. Participate in outdoor exercise often to enhance your tolerance to sun exposure.

Solar dermatitis, also known as sunburn or sunburn, is an acute inflammatory reaction produced by normal sun exposure, which is manifested as erythema, edema, blisters, pigmentation, and scaling. The disease is more common in late spring and early summer, and is more common in children, women, skiers and surface workers, and the intensity of its reaction is related to the intensity of light, exposure time, individual skin color, constitution, race, etc.