What is the reason for leg itching?

Itching of calf skin is a common skin disease, especially in autumn, winter and spring. There are many reasons: first, the weather is cold and dry, and the sebaceous glands in the calf skin are few and thin, and there is not much oil to support the skin, which leads to itchy skin. Second, the skin metabolism is slow, and it is difficult to adapt to the changes in the weather. The climate in autumn and winter is relatively dry, and the secretion of sweat glands in the skin is reduced, which makes the skin dry and itchy. Third, sometimes the calf skin itches because of carelessness. If you don't clean your legs in time, it's easy for germs to invade your body, which will cause itchy skin. Fourth, scalding with hot water and washing with soap and bath liquid can easily cause dry and itchy skin. Fifth, the calf is exposed to humid air in a humid environment, which is easy to be infected with bacteria, leading to itchy skin. Too hot water or hard scrubbing during bathing is also an important reason for itchy calf skin. Once the leg skin itches, it should be treated in time. Go to the hospital to find out the cause and choose the appropriate treatment according to the condition. Generally, external medication is used, mild and non-irritating ointment is used externally, and moisturizer is applied after improvement, and care should also be paid.

First, dry itching is also called sebum deficiency eczema, fissure eczema and winter eczema. Mainly seen in the skin of the elderly, especially the calves, forearms and hands.

Second, dry itching is also called sebum deficiency eczema, fissure eczema and winter eczema. Mainly seen in the skin of the elderly, especially the calves, forearms and hands.

Third, skin sebum deficiency and water loss may be the main reasons. There are many factors that cause sebum deficiency, such as natural dryness of skin with obvious sebum deficiency, age (old people), disease, malnutrition, skin atrophy, sclerosis, insufficient sweat, decreased endocrine function, humid environment, damaged water integrity stored in stratum corneum and so on.

4. Some diseases, such as cancer, hepatobiliary diseases, HIV infection, malnutrition, drugs or contact with certain chemicals, can cause itchy skin, frequent scratching and then inflammation.

Five, dry skin, or a little soft and thin scales, clear skin wrinkles. Due to the slow blood flow, the local temperature is lower than normal. The skin of the palm is rough, especially at the pad. The lines are wide and deep, and cracks appear in severe cases. After repeated scratching, eczema with different degrees of inflammation can appear, mainly papules, with less blisters, erosion or exudation. Recurrent attacks, the course of disease is chronic and can last for a long time.

Six, the patient's skin can be seen chapped, chapped can be divided into three stages, called chapped. Chapped and chapped, chapped legs can be seen in the elderly in winter, especially on the extended side of the calf, which naturally has square scales. Like fish scales, the edges can be slightly warped, the center is adhered, and it is easy to peel off, but it grows back; There may be no subjective feeling or slight itching. There are many scales on the elderly, and they fall off one layer at a time. If the crack is a little deeper, for example? Come back, say? Cracks. Cleavage mainly occurs in hands and feet, which is deep and painful, and severe bleeding.