Eczema is usually painless, and the symptoms of this condition are mainly characterized by itching. However, chronic eczema can sometimes lead to dry and cracked skin, and pain can occur where the dry cracks ooze blood. The cause of eczema is not completely clear, is a variety of internal and external factors caused by itchy skin inflammatory reaction, and heredity, immune system disorders, endocrine disorders are related. Eczema rash polymorphic, acute eczema with skin erythema, papules, blisters and vesicles as the main manifestations, itching intense. It is easy to form a chronic condition, chronic eczema with skin hypertrophy, roughness and flaking. The clinical symptoms of eczema are mainly itching, and some special types such as cracked eczema can be painful due to skin cracking and bleeding. Eczema patients should consult a doctor in time, and follow the doctor’s instructions for medication.