Severe eczema symptoms often occur in acute eczema, the main manifestations of erythema, edema, millet-sized papules or herpes papules, vesicles and oozing; in severe cases, it can be secondary infections, triggering low-grade fever or irritability and other systemic symptoms. Overall, it can be summarized as lesion manifestation, symptom manifestation, secondary manifestation. 1. Skin lesion manifestation: the rash is often manifested as polymorphic rash, at the beginning, there are often on the basis of the erythema, the size of the papules, papules or blisters, blisters and then lead to vesicles, oozing. The skin lesions are often fused into a piece, and spread to the surrounding area, the edge of the area has a small number of polymorphic rash scattered distribution, the boundary is not clear. 2. Symptoms: patients are often conscious of intense itching accompanied by a burning sensation, which can be aggravated by paroxysms and intensified at night. Drinking alcohol, scratching, hot water scalding and so on can make the lesions aggravated. 3. Secondary manifestations: if the wound is too large, or the wound is not clean, it is very easy to cause secondary infection, the formation of pustules, pus and pus scabs, and the surrounding lymph nodes are enlarged. Severe cases are prone to fever, irritability and other systemic symptoms. It is recommended that patients with severe eczema symptoms seek medical attention in time to avoid delays.