Multiple reactive keratoacanthomas treated with zinc oxide wraps and intralesional corticosteroids

Keratoacanthoma (KA), a neoplasm of epidermal cells from the hair follicle unit,1 is often present on chronic sun-exposed skin.2 Many facets of this neoplasm are controversial, including its epidemiology, etiology, and biologic behavior, including malignant potential and recommendations for treatment.2 This case presents a treatment option for multiple reactive KAs that is both conservative and noninvasive.