November 29, 2015

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Contact dermatitis

Contact dermatitis is a rash that is brought on either by contact with a specific chemical to which the patient is uniquely allergic or with a substance that directly irritates the skin. Some chemicals are both irritants and allergens. This rash is also occasionally weepy and oozy and affects the parts of the skin which have come in direct contact with the offending substance. Common examples of contact dermatitis caused by allergy are poison ivy or poison oak (same chemical, different plant) and reactions to costume jewelry containing nickel.

Diaper rash

This is a common type of contact dermatitis that occurs in most infants who wear diapers when feces and urine are in contact with skin for too long. Continue Reading

Reviewed on 2/17/2015