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contact dermatitis

Inflammation of the skin caused by direct contact with a substance that irritates it or to which the person is allergic.

KON-takt der-muh-TY-tis noun

Word parts

derm/o, dermat/o skin-itis inflammation

What it means

Inflammation of the skin where it has touched an irritant or allergen. Irritant contact dermatitis comes from things like soaps, cleaners, frequent hand washing and urine or stool on the skin. Allergic contact dermatitis is a delayed allergy to things such as poison ivy, nickel, fragrances or latex. The rash is red, itchy and may blister, usually in the shape of where the contact was.

For the nurse

Find and avoid the cause. For health care workers, use moisturizers, alcohol hand rubs rather than repeated soap washing when appropriate, and report suspected latex allergy. Protect clients' skin from urine and stool with barrier creams.

At a glance

Spanishdermatitis de contacto

Related terms

allergy

A reaction of the immune system to a substance that is harmless to most people.

hypersensitivity

An overreaction of the immune system to a substance that is usually harmless.

atopic dermatitis

A long-term inflammatory skin condition in which the skin barrier is weak; the most common type of eczema.

glove

A covering for the hand worn to protect the wearer and the client from germs, body fluids and chemicals.

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