Atopic dermatitis is a skin condition caused by inflammation, and people with allergies are susceptible to the disease. Atopic dermatitis has many different names such as eczema, atopic eczema, allergic eczema, atopic eczema, or chronic lichen simplex. Atopic dermatitis is divided into three main groups: allergic atopic dermatitis, seborrheic atopic dermatitis, and contact atopic dermatitis.