If you are suffering from a skin rash of unknown origin, please schedule an appointment at Olansky Dermatology Associates. We specialize in diagnosing and treating skin rashes for patients of all ages.
Search for:. Contact Dermatitis: Allergic Vs. Irritant January 8, Schedule An Appointment. Call: Irritant contact dermatitis of the hand. Irritant contact dermatitis will affect anyone with sufficient exposure to irritants , but those with atopic dermatitis are particularly susceptible. Irritant contact dermatitis can affect all age groups, both sexes, and any race.
Irritant contact dermatitis develops when chemical or physical agents damage the skin surface faster than the skin can repair. Irritants remove oils and natural moisturising factor from the outer layer of the skin, allowing chemical irritants to penetrate the skin barrier and trigger inflammation.
Factors influencing the development and severity of the dermatitis include:. Everyday examples of common skin irritants are water, soaps , and, in the era of COVID, hand sanitisers. Occupational irritants can include wet work, detergents, solvents, acids, alkalis, adhesives, and metalworking fluids. Topical medications such as retinoids and benzoyl peroxide, may cause irritant contact dermatitis with long-term use.
Friction, sweating, and heat are examples of environmental factors. Irritant dermatitis is often the result of the cumulative impact of multiple irritants. Irritant contact dermatitis Irritant dermatitis due to benzoyl peroxide. It is commonly seen in occupations involving wet work. Irritant contact dermatitis.
Erythema of dermatitis may be more difficult to observe in darker skin types, and postinflammatory hyperpigmentation is more common after resolution of the dermatitis. Contact dermatitis on the face Contact dermatitis usually affects areas of skin directly exposed to an offending substance.
Poison ivy blisters Open pop-up dialog box Close. Poison ivy blisters Blisters such as these are common in a skin reaction to urushiol, the highly allergenic oily substance in poison ivy. Request an Appointment at Mayo Clinic. More Information Video: Allergy or irritant: The truth about your rash. Davis says it's not always easy to tell the difference between an allergy or irritant. That way you can properly treat the rash and prevent it from happening again.
Share on: Facebook Twitter. Show references Goldner R, et al. Irritant contact dermatitis in adults. Accessed April 27, Goldsmith LA, et al.
Allergic contact dermatitis. In: Fitzpatrick's Dermatology in General Medicine. New York, N. Contact dermatitis. Merck Manual Professional Version.
Rochester, Minn. Poison ivy rash. Fonacier L, et al. Contact dermatitis: A practice parameter — Update Journal of Allergy and Clinical Immunology Practice. Gibson LE expert opinion.
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