Symptoms of allergic dermatitis eczema

Symptoms of allergic dermatitis eczema: allergic dermatitis eczema can be divided into acute, subacute and chronic dermatitis eczema in clinical. Different periods of dermatitis eczema, its symptoms are different. Acute eczema symptoms, mainly manifested as erythema of the skin mucosa, which can be seen miliary size papules, bumps, blisters rash performance, and accompanied by a certain itching. Severe cases can be accompanied by exudation, if there is scratching, can show blisters broken, erosion. It can also show scab, scratch and blood scab symptoms. If there is secondary bacterial infection, it can show purulent exudation, purulent scab and redness. Subacute eczema shows redness and exudation reduction, but there are still papules and a small amount of mounds and blisters. The skin lesions are dark red, and there may be a little scale and mild infiltration. Chronic eczema, from acute eczema and sub-acute eczema, characterized by skin infiltration of dark erythema on the affected part of papules, scratches, scales, local skin hypertrophy, rough surface, different degrees of lichen-like changes, pigmentation and hypopigmentation, mild and severe illness, delayed for months or longer.