It results from a variety of different causes and has various patterns. Acute eczema refers to a rapidly evolving red rash which may be blistered and swollen. Chronic dermatitis refers to a longstanding irritable area. It is often darker than the surrounding skin, thickened and much scratched.
Allergens are substances to which one has become allergic eg. nickel, perfume, rubber.
Inherited factors Family history of dermatitis, or sometimes asthma. Dry skin Injury to the skin Infection Bacterial, yeast or fungal infection . Showers are better. Irritants Protect your skin from dust, water, solvents, detergents, injury. Emollients Apply an emollient liberally and often, particularly after bathing, and when itchy.