If your doctor thinks allergic contact dermatitis may be to blame, they can refer you to an allergy specialist. An allergy specialist can perform patch testing , which involves exposing your skin to small amounts of substances that commonly cause allergies. If you experience a rash within a week of exposure, you likely have an allergy. Some people may experience an immediate skin reaction, however.
Some people keep a journal of their skin symptoms and determine what they were around when the reaction occurred. The following are some examples of common treatments. This will often mean you must take care when reading labels for skin care products, household cleaners, jewelry, and more. Applying cool, wet compresses may also help soothe itching and irritation. Avoiding the allergen as much as possible is the only way to keep your skin from becoming itchy and irritated.
If you experience severe symptoms, see your doctor. It can cause a lot of discomfort and may even become a…. Read about different ways to treat contact dermatitis. Skin redness, or erythema, is abnormal redness or flushing of the skin.
It can occur alongside other symptoms like swelling and itchiness. Find out…. Nickel is a silver-colored metal found naturally in the environment. Contact dermatitis is a condition that makes skin red or inflamed after contact with an allergen or an irritant. It can be caused by various different…. There are many conditions that can cause a rash and skin that feels hot to the touch, including dermatitis, shingles, and others.
The substance could be one of thousands of known allergens and irritants. Some of these substances may cause both irritant contact dermatitis and allergic contact dermatitis. Irritant contact dermatitis is the most common type. This nonallergic skin reaction occurs when a substance damages your skin's outer protective layer. Some people react to strong irritants after a single exposure. Others may develop signs and symptoms after repeated exposures to even mild irritants.
And some people develop a tolerance to the substance over time. Allergic contact dermatitis occurs when a substance to which you're sensitive allergen triggers an immune reaction in your skin. It usually affects only the area that came into contact with the allergen. But it may be triggered by something that enters your body through foods, flavorings, medicine, or medical or dental procedures systemic contact dermatitis.
You may become sensitized to a strong allergen such as poison ivy after a single exposure. Weaker allergens may require multiple exposures over several years to trigger an allergy. Once you develop an allergy to a substance, even a small amount of it can cause a reaction. Children develop the condition from the usual offenders and also from exposure to diapers, baby wipes, sunscreens, clothing with snaps or dyes, and so on.
Contact dermatitis can lead to an infection if you repeatedly scratch the affected area, causing it to become wet and oozing. This creates a good place for bacteria or fungi to grow and may cause an infection. Hand-washing is essential for preventing the spread of germs. But, sometimes, all this scrubbing can cause a rash. Does this mean you're allergic to the soap?
Davis says allergic dermatitis means a substance is causing an allergic reaction on your skin. But irritant contact dermatitis means your skin is inflamed from repeated exposure to something.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission. Irritant contact dermatitis is common in people whose professions involve daily use of chemicals, such as mechanics, custodians, healthcare workers or hairstylists. Dermatologists commonly prescribe steroids to treat symptoms of contact dermatitis, which can mimic several other skin conditions. Topical steroids may resolve itching and other contact dermatitis symptoms, but if the rash is widespread, dermatologists may prescribe a short-term course of oral or injectable corticosteroids.
Preventing future outbreaks depends on pinpointing—and then avoiding—the irritant or allergen that triggers flares. With irritant contact dermatitis, the trigger is usually easy to identify, as stinging, pain or discomfort usually happens within minutes of contact. For allergic contact dermatitis, knowing what to avoid often requires an in-office procedure called patch testing.
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