Allergic Contact Dermatitis of the Face: a Review of the Common Agents Involved and Differential Diagnosis

AbstractPurpose of reviewAllergic contact dermatitis is a common form of type IV hypersensitivity reaction in response to exogenous agents directly or indirectly applied to the skin. Although any part of the body may be affected, the face ’s frequent exposition to environment, and consumer products, makes it one of the most commonly affected sites by the disease.Recent findingsAs the consumer products are increasing worldwide, the list of potential allergens that may induce an allergic contact dermatitis of the face continues to grow. A correct diagnosis, and identification of the involved allergens, requires a careful interpretation of the clinical manifestations and patch test results (clinical relevance). It is therefore very important for the clinician to recognize the most common clinical manifestations and involved allergens of allergic contact dermatitis of the face to allow a correct diagnosis.SummaryIn this chapter, we review the main current allergens, clinical presentations, and differential diagnosis of allergic contact dermatitis affecting the face.

Source: Current Treatment Options in Allergy - May 14, 2020 Category: Allergy & Immunology Source Type: research