What is the reason of human body skin urticant

summary

There are many reasons for skin itching, which can be simply classified into four categories: skin inflammation, dryness, infection, or itching caused by internal diseases. Compared to the common cause or due to skin inflammation, that is, the so-called eczema, produced by itching. What is the cause of human skin itching? Let me talk about it.

What is the reason of human body skin urticant

First: chronic renal insufficiency: chronic nephritis patients, especially in the late stage (uremic period), because the blood toxins such as ureas and urea have no way to drain out of the body, and retain a large amount in the body, and sweat out of the body surface, resulting in the formation of systemic stubborn itching, itching *.

Second: neurodermatitis: more attacks in the back of the neck or its sides, forearm, thigh, leg and so on. It often appears in pieces, light red or light brown. Severe itching is the main symptom. It may be related to excessive physical panic, excitement, patience and changes in living environment. Part of the stimulation, allergic constitution, often eat spicy food, etc., may also form neurodermatitis.

Third: the cause of skin itching, due to the cool weather, windy, dry climate and other factors, the number of patients with skin itching is obviously increased, and itching is usually caused by skin diseases, which is more common in autumn, when the climate is dry, if the water is not enough, the vegetables (vegetable food) and fruits (fruit food) are eaten less, the frequency of bathing is too frequent, the elderly like to use alkaline soap and Qi and blood lack.

matters needing attention

Pay attention to the influence of season, temperature, humidity and working environment on diseases, use less alkaline soap as far as possible, and reduce the frequency of bathing. Wearing sweaters or chemical fiber fabrics and bathing with overheated water are often the causes of systemic skin pruritus.