Dermatitis?

summary

Dermatitis is a general term for skin inflammatory diseases caused by various internal and external infection or non infection factors. It is not an independent disease. Its etiology and clinical manifestations are complex and diverse, and it occurs repeatedly, so clinical treatment is difficult. The concept and classification of dermatitis and eczema is one of the controversial issues in dermatology academic circles. In the past, they were used as synonyms without strict distinction. For example, some people called atopic dermatitis atopic eczema. Dermatitis? Let's talk about it

Dermatitis?

Acute phase: erythema, edema, may be accompanied by papules, papules, blisters or erosion, exudation. The center of the lesion is often heavy and gradually spread to the surrounding. The pathological manifestations are edema between epidermal cells, spongy formation and blisters in the epidermis.

Chronic stage: the skin is rough, hypertrophic and tannic, with fresh moss, pigmentation or hypopigmentation, histopathological epidermis thickening, spinous layer thickening, dermal papillary lymphocyte infiltration. Hand and foot eczema can be accompanied by nail changes. The rash is generally symmetrical distribution, often repeated attacks, self-conscious symptoms for itching, or even itching.

Subacute stage: Blister, redness and exudation decrease, appear scab and desquamation. Some patients can coexist at the same time, and some dermatitis does not have to go through three stages. The above clinical stages do not indicate the etiology or pathogenesis, but according to the etiology, location and clinical characteristics, the dermatitis that can be classified and diagnosed can be called classified dermatitis (eczema), such as silting dermatitis, seborrheic dermatitis, etc; For patients with clinical characteristics of dermatitis and eczema and can not be further classified as unclassified eczema (Table 1), different kinds of dermatitis and eczema have relatively specific clinical characteristics.

matters needing attention

1. Avoid spicy, spicy, alcoholic and other foods during the disease. We should pay attention to the effect after eating and stopping using the food which is easy to induce the disease, such as fish and shrimp, but there is no need to avoid blindly. 2. Keep skin clean and avoid excessive washing, soap and other harmful factors. 3. In the treatment of systemic diseases, the lesions should be removed actively.