Definition of Allergic contact dermatitis

Reviewed on 3/29/2021

Allergic contact dermatitis: A red, itchy, weepy reaction where the skin has come into contact with a substance that the immune system recognizes as foreign, such as poison ivy, poison oak or poison sumac or certain preservatives in creams and lotions. This type of reaction reflects a specific sensitivity or allergy to a specific substance. Also called allergic contact eczema.

QUESTION

Eczema (also atopic eczema or atopic dermatitis) is a general medical term for many types of skin inflammation. See Answer

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