What are the symptoms of pigmentation?

summary

The color spot refers to the spot which is different from the surrounding color. Including freckles, black spots, chloasma and age spots, is a pigmented skin disease. Due to the increase of skin melanin, it is a common skin disease with brown or melanin pigmentation and disfigurement on the face. It mainly occurs on the cheek and forehead, and aggravates after the sun exposure. It is more common in women, and is related to pregnancy and long-term menstrual disorder. What are the symptoms of pigmentation? Let's talk about it

What are the symptoms of pigmentation?

Freckles, including freckles, black spots, chloasma and age spots, are pigmentary disorders. Autosomal dominant hereditary dermatosis, often occurs in childhood, is more common in teenagers face, neck, back of hand and other exposed parts. It is light brown or dark brown spots, mostly scattered in symmetrical distribution, with genetic tendency. It is heavier in spring and summer and shallower in autumn and winter.

It is a kind of postnatal localized hyperpigmentation disease. It is the most common skin disease in female population, especially for women in the second to fifth month of pregnancy. It is also called butterfly spot, pregnancy spot, liver spot, etc. These are the same diseases, and they are named according to different morphology and age characteristics.

Skin examination: prone to face light brown, dark brown gray brown pigmentation spots; It is often aggravated by sunlight. The increase of serum copper in most patients may be a marker of increased activity of l-arginase.

matters needing attention

Freckles can be treated by chemical exfoliation (chemical cauterization), cryotherapy, dye laser surgery, mechanical grinding and so on. After the above several surgical methods, the skin on the wound will turn black in a short time, and then disappear slowly. After the operation, oral vitamin C can promote the regression of freckles. At the same time should pay attention to avoid strong sunlight and ultraviolet radiation, the use of sunscreen. It should be pointed out that the curative effect of all the current treatment methods varies from person to person. Even if there is a good curative effect at that time, it can not guarantee that there will be no recurrence in the future, and these treatments should be carried out in regular hospitals.