1. Mental factors: At present, it is considered to be the main cause of this disease. Emotional fluctuations, mental stress, anxiety and sudden changes in the living environment can all aggravate and repeat the disease.

2. Gastrointestinal dysfunction, endocrine system dysfunction, chronic infection and sensitization in the body may also become pathogenic factors.

3. Local stimulation: such as hard collar friction, chemical stimulation, insect bite, sun exposure, scratching, etc. , can induce the occurrence of this disease.

Neurodermatitis is a skin dysfunction disease with obvious skin damage. It mostly occurs at the back of the neck or its sides, elbow fossa, national fossa, forearm, thigh, calf and lumbosacral region. It often appears in sheet form, with triangular or polygonal flat-topped papules, thickened skin, ridged skin, and deepened skin grooves, like moss. Usually red or light brown. Severe itching is its main symptom. If there is obvious damage to the whole body skin, it is also called diffuse neurodermatitis.

The above are the characteristics of neurodermatitis! See a doctor as soon as possible if you are not feeling well!