It can be red, swollen, and itchy
. In contrast to an allergic contact dermatitis wherein the rash
is due to an allergen. An allergen is something you are allergic to, such as rubber, hair dye, or nickel, a metal found in some jewelry.
Some rashes form right away and others can take several days to occur. Try to keep the area clean and dry. Emmolients and antihistaminemay help. Do not manipulate the lesions to prevent secondary infection. Are there other signs or symptoms present?