Dermatitis
Solar Dermatitis: Steps to Avoid
What steps can be taken to avoid sunburn?
It’s annoying back from a vacation with injuries to the skin. The best remedy is to use a sunscreen with a high sun protection factor (SPF). The SPF indicates the protective effectiveness of the cream to harmful light rays.
People who are more sensitive to sunlight should initially apply a lotion with an SPF of 20 or greater before any sun exposure and often renew the application, especially in prolonged sun exposure and after swimming. In sunburn, the placement of wet dressings cause a sense of relief, ointments or creams can be used as glucocorticoid treatment. Read the rest of this entry »
Solar Dermatitis
What is a solar dermatitis?
It is a common skin reaction that is caused by exposure to the sun’s rays, which cause damage to the skin more or less depending on its type, with pale skin more sensitive. Sunlight is particularly rich in UV rays in the vicinity of the sea and at high altitudes. The skin lesion is greater the larger the solar light intensity and duration of exposure, and lower the degree of pigmentation of the exposed area.
What are the symptoms of solar dermatitis?
Sunburn begin with intense flushing hours after exposure, followed by the formation of epidermal vesicles or small blisters filled with fluid, in areas that have been exposed to sunlight. At the end there is scaling and wound healing. When they are light (sunburn), the redness is directly and can cause flaking skin pigmentation. Sometimes symptoms may occur such as fever, headache and vomiting. Read the rest of this entry »
Contact Dermatitis: Treatment and Prognosis
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What can your doctor do?
Once the diagnosis has been made and suspect substances have been identified, the doctor advised to avoid irritating or allergic substances and advise you on certain products containing these substances. Preventing dermatitis often resolves, but if it does not, need treatment with medications. Corticosteroids in the form of creams and ointments may be applied to the affected area to reduce inflammation. Antihistamines may help lessen itching, especially when a rash.
The dermatologist and the allergist will help you:
- Discover the offending substance as possible.
- Perform tests to verify patch allergy: allergens and allergens suspected standards apply patches on the back or disks. Allow 48 hours to act and then is removed and see the results. After a further 48 hours, check again. Reactions can range from mild redness to painful blisters and sores. The results of patch tests are interpreted together with the history and possible prior exposure to the allergen. Read the rest of this entry »
Diagnosis of Contact Dermatitis
How is contact dermatitis diagnosed?
The most important factor for diagnosis is suspected of having, you or the doctor that certain substances from their environment causes dermatitis. It should always think about the possibility of contact dermatitis when viewing eczema. Two aspects are key to differentiate contact dermatitis from any other cause that may cause a rash:
When (at what point is made)
Allergic contact dermatitis usually occurs between 12 – 96 hours after exposure to the allergen. The dermatitis improved during weekends or holidays may indicate that its origin is at work. Seasonal variation of dermatitis is seen, in particular plant allergens.
Where (the location of the affected body area)
Contact dermatitis usually begins and remain located in the area of the body most in contact with the substance that causes it. The affected skin area is a vital clue to discover the source of allergy (eg rash caused by metal belt buckle could indicate an allergy to nickel). Read the rest of this entry »
Symptoms of Contact Dermatitis
What are the symptoms?
Irritant
Acute means the appearance of acute irritant dermatitis can vary from a mild reaction, which is a transient redness to a painful burn with blisters.
Chronic: Chronic irritant dermatitis often usually begins with red plates, dry, slightly inflamed localized, which over time become hyperkeratotic and rough. Read the rest of this entry »
Causes of Contact Dermatitis
What causes contact dermatitis?
Irritant
The irritating substance causes direct damage to the morphological or functional integrity of the skin. It may be acute or chronic.
Acute exposure to a single chemical irritant potent causes an acute dermatitis. This can occur within minutes or after a few hours of exposure.
The process is:
- The substance penetrates the skin irritant.
- The substance damages the cell membrane.
- The damage of the cells promotes the release of chemicals that induce inflammation (inflammatory mediators) such as prostaglandins, histamine and kinins.
- Some inflammatory mediators cause increased blood flow to the area, while others attract additional inflammatory mediators. Read the rest of this entry »
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Contact Dermatitis
What is contact dermatitis?
Contact dermatitis is the term given to the injury of the skin resulting from contact with a foreign substance. Occurs, most of the time, an inflammatory skin rash called eczema. There are basically two types of contact dermatitis: irritant and allergic the.
Irritant Contact Dermatitis
Irritant contact dermatitis is caused by the direct contact of an irritant to the skin. It is an irritant that causes an inflammatory reaction in most individuals when applied at the level needed for a sufficient amount of time.
Irritant dermatitis occurs more frequently in some jobs, such as hairdressing, cleaning, metal industries, construction workers and horticulture. Products such as soaps, detergents, food and cement can cause irritant dermatitis. Read the rest of this entry »