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Vitiligo (/ ˌ v ɪ t ɪ ˈ l aɪ ɡ oʊ /, vit-il-eye-goh) is a chronic autoimmune disorder that causes patches of skin to lose pigment or color. [1] The cause of vitiligo is unknown, but it may be related to immune system changes, genetic factors, stress, or sun exposure.
Vitiligo is a condition that causes the skin to begin to lose its pigmentation—or color—for no apparent reason, resulting in white patches that are especially noticeable in people whose skin ...
In addition to genetic factors, poliosis can develop due to various inflammatory, autoimmune, or neoplastic conditions, or as a side effect of medication. Vitiligo: This autoimmune disorder leads to the destruction of melanocytes, resulting in depigmented skin patches. Poliosis is present in half of patients with segmental vitiligo. [5]
Some genetic conditions that result in a "leucistic" appearance include piebaldism, Waardenburg syndrome, vitiligo, Chédiak–Higashi syndrome, flavism, isabellinism, xanthochromism, axanthism, amelanism, and melanophilin mutations. Pale patches of skin, feathers, or fur (often referred to as "depigmentation") can also result from injury. [5]
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Vitiligo ponctué is a cutaneous condition, an unusual form of vitiligo, characterized by small confetti-like or tiny, discrete macules that may occur on otherwise normal or unusually darkened skin. [ 1 ]
Alopecia Areata. Alopecia areata is an autoimmune condition that affects about 2 percent of the population. It occurs when your immune system attacks your hair follicles. This can damage your ...
Immunodermatology studies skin as an organ of immunity in health and disease. Several areas have special attention, such as photo-immunology (effects of UV light on skin defense), inflammatory diseases such as Hidradenitis suppurativa, allergic contact dermatitis and atopic eczema, presumably autoimmune skin diseases such as vitiligo and psoriasis, and finally the immunology of microbial skin ...