What is irritant contact dermatitis ?
IRRITANT CONTACT DERMATITIS :
Irritant contact dermatitis is a form of skin inflammation caused by contact with substances and environmental factors that injure the skin , damaging the skin barrier.
Pictures of Irritant Contact Dermatitis :
WHAT ARE THE CAUSES OF IRRITANT CONTACT DERMATITIS ?
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 of the dermatitis include :
1. Concentration , amount , and properties of the irritant
2. duration and frequency of exposure , for example short concentrated or repeated prolonged low exposure
3. Skin susceptibility such as pre-existing skin damage or atopic tendency
4. Mechanical trauma including hand scrubbing
5. Environmental factors such as temperature extremes or humidity .
Everyday common skin irritants aright water, soaps, and in the era of COVID - 19 hand sanitizer. occupational irritant can include wet work, detergents , solvents , acids , alkalis, and metalworking fluids . topical mrdication such as retinoids and benzoyl peroxide , may cause irritant contact dermatitis with long term use . Sweating and heat are example of environment factors . Irritant dermatitis is often the result of the cumulative impact of multiple irrritants .
HOW TO TREAT IRRITANT CONTACT DERMATITIS ?
These are applied to the skin to help soothe the rash , you might apply prescription topical steroids , such as clobetasol 0.05% or triamcinolone 0.1% . Health care provider about how many times a day to apply it and it and for how many weeks .
In severe cases, your health care provider may prescribe pills you take by mouth to reduce swelling , relieve itching or fight a bacterial infection . The treatments for irritant contact dermertitis in 2 measures they are :
1 . GENERAL MEASURES
- Avoidance of all potential irritants
- Emollients
- Barrier creams
2. SPECIFIC MEASURES
- Specific treatments for some chemical irritants eg, calcium gluconate gel for hydrogen fluoride burn
- Topical medication - topical steroids , calcineurin inhibitors ,crisaborole
- Phototherapy
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