Allergies have always been a problem that everyone has paid more attention to. In fact, there are many types of allergies, such as allergic dermatitis. This is a seasonal relationship. It is not ruled out that changes in personal physical constitution or problems in living conditions can cause red bumps on the skin, dryness, and itching. Symptoms Allergic dermatitis eczema is a very serious skin disease, which usually occurs most frequently in summer. In the early or acute stage, the affected area has patches of erythema, dense or scattered small papules, or blisters that are difficult to see with the naked eye. In severe cases, there are large areas of exudate and erosion. Causes What are the causes of dermatitis and eczema? Experts believe that the occurrence of dermatitis and eczema is closely related to the season and people's living habits. The reasons are multifaceted and can be divided into external and internal factors: External factors Mainly living and working environment and diet. Studies have shown that moisture, heat, friction, sunlight, scratching, cosmetics, soap, dryness, fur, fuel, artificial fibers, etc. can induce eczema, and certain foods such as fish, shrimp, eggs, etc. can also aggravate eczema. Internal factors Studies have found that dermatitis and eczema have certain genetic factors and are also related to whether the human body has an allergic constitution. With age, changes in environment, and neurological factors such as anxiety can cause dermatitis and eczema. In addition, endocrine, metabolic and gastrointestinal dysfunction, infectious lesions, etc. are also related to the onset of the disease. type Eczema has different classifications. Clinically, it can be usually divided into autosensitive eczema, infant eczema, and infectious eczema according to the different types of eczema. As the name suggests, infantile eczema is eczema that occurs in infants. It usually occurs after one month of age and usually occurs on the head and face, but other parts of the body may also be affected. The rash symptoms are similar to those of acute or subacute eczema, which comes and goes and is prone to recurrence. Due to the unbearable itching, babies often cry and become restless at night, and are often accompanied by gastrointestinal symptoms such as diarrhea. Allergic eczema: This type of eczema is mainly caused by allergic constitution. Before the onset of this type of eczema, there is an eczema lesion or other skin disease somewhere on the body. The skin lesions are generalized and symmetrical eczematous. Eczematous dermatitis contagious: This type of eczema can spread to other parts of the skin, causing a larger infection. This disease often occurs secondary to bacterial suppurative skin diseases, such as otitis media, ulcers, fistulas and bedsores. A skin disease caused by secretions discharged from the above-mentioned lesions, which irritates or sensitizes the surrounding skin. Coin-shaped eczema: This type of eczema is also called currency eczema. It generally occurs in many parts of the body, often on the back of the hands, extensor sides of the limbs and buttocks, and is often distributed symmetrically. It is more common in winter and autumn. |
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