Friday, July 24, 2009

Leukoplakia and vitiligo skin

Vitiligo is an acquired depigmentation of skin melanoma. As for why the loss of melanin, in spite of many studies carried out up to now is still not clear, may be associated with genetic, autoimmune, self-destruction of melanocytes and nerve-related factors such as chemical factors. Vitiligo clinical performance for size, shape of the pigment loss different spots, the number of uncertainties, a clear edge, and some spot outside the normal increase in skin pigment Department, in medicine as the phenomenon of peripheral pigment coating increases. White spot on the hair may be white, but also the same. Leukoplakia can occur on any part of the body, but in the face, neck, and other exposed parts of the back and external genitalia, such as common skin folds. The majority of the Board are limited, and exist in isolation, but also the distribution of symmetry, or zonal distribution was along the nerve can also be generalized body, leaving only a small number of normal skin.
The disease occurs in all age groups, but the 20-year-old before the incidence of the majority. Apart from the loss of melanin, the summer cause sunburn incidence of skin symptoms corresponding generally no other symptoms. For chronic disease, and sustainable life, while some patients may go away, but also after the disappearance of the case again, completely self-healing only a small number of patients. Since the disease often occurred in the face, often caused by beauty, so many treatment, but also very urgent, but there is no specific treatment, many of prescriptions to deal with.
Skin spot involves a lot of skin, it can be a separate skin can also be part of a skin from a skin disease on performance; can be congenital, but also can be acquired; have genetic factors, there are factors of infection; also There are many so far unexplained. In addition to children's skin in vitiligo spot can also be found in many skin diseases. Common were anemia congenital nevus without nevus; were acquired or secondary halo nevus, tinea versicolor, pityriasis white and inflammatory skin diseases, such as the secondary spot. There are mottled rare disease, tuberous sclerosis, and many of the white spot syndrome pattern of skin manifestations. Therefore, the parents found that when children have a white spot, that is categorically not suffering from vitiligo, and should bring their children to see a doctor, a clear diagnosis and then treatment or observation.

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