Atopic dermatitis is a pruritic, chronic, recurrent, inflammatory and genetic anaphylactic predisposition-related skin disease with a complex aetiology and unclear pathogenesis.

• 特应性皮炎是一种与遗传过敏素质有关的慢性、复发性、瘙痒性、炎症性皮肤疾病，其病因复杂,发病机制尚未明确。