Atopic Dictionary
Allergic contact dermatitis is a skin disease that occurs due to the body's hypersensitivity to a certain substance. It is a type 4 allergic reaction. When the skin comes into contact with a certain allergen, itching, redness, peeling, and possibly blisters appear on the skin. The diagnosis of allergic contact dermatitis can be confirmed with epicutaneous testing. Quite common allergens that trigger allergic contact dermatitis are nickel, fragrances, preservatives, etc.
