When the skin pigment begins to fade away in small spots on the surface of body this changing condition named Vitiligo. A generalized abnormal reaction of our immune system leads to the conditions of Vitiligo disorder.
This condition may occur due to several factors. Nerve cells with unusual functioning may produce noxious substances which damage melanocytes result the loss of skin color in the disease. But the occurrence this reduction in the number of Melanocytes how does it exactly happen is a quite complex and obscure to some extent as well.
Pigment producing cells may self-destruct. Melanocytes become susceptible to injury itself with a genetic effect. There can be extremely variable the patches of Vitiligo in their appearance there can be variability in their sizes, shapes the intensity of their color loss and also in the pattern of their distribution
According to a rough estimation one in every hundred people is suffering from Vitiligo and over half of these people are under the age of 20 years around the world.
Symptoms of Vitiligo
Usually the starting point of this problem begins with a tiny white spot which emerge unexpectedly over skin into patches are pale in the starting, but turn into whiter and whiter with the passage of time. They combine into each other and, form a very broad patch in course of time as the spots get bigger. In certain conditions, most of skin of the body may be enclosed with white patches.
Causes of Vitiligo
Vitiligo chief causes that studied so far by the experts are chronic or acute gastric disorders, extreme mental worry, and impaired hepatic function for instance, jaundice, worms or other parasites in the alimentary canal, typhoid, a defective preparatory mechanism, and burn injuries.
But experts investigations are still not fruitful to find answer the actual cause on the subject. Emotional stress, hereditary factors, sunburns and physical illness are some of the perceptible causes. This skin condition can be aggravated due to diseases like hyperthyroidism, diabetes mellitus, and pernicious anemia.
