Consider the possibility of chronic simple lichen. Neurodermatitis, also known as chronic simple lichen, is a common chronic skin nerve dysfunction skin disease. Generally, eating should be avoided to prevent irritating food from stimulating inflammation. Anti-inflammatory drugs such as zinc oxide cream and compound triamcinolone acetonide cream can be used for treatment, and at the same time, it is necessary to relieve the mood, which can be supplemented by oral oryzanol and B vitamins.