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Vitiligo (/ ˌ v ɪ t ɪ ˈ l aɪ ɡ oʊ /, vi-ti-leye-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.
Nevus depigmentosus is a loss of pigment in the skin which can be easily differentiated from vitiligo. Although age factor has not much involvement in the nevus depigmentosus but in about 19% of the cases these are noted at birth. Their size may however grow in proportion to growth of the body.
Mongolian spot is a congenital developmental condition—that is, one existing from birth—exclusively involving the skin.The blue colour is caused by melanocytes, melanin-containing cells, that are usually located in the surface of the skin (the epidermis), but are in the deeper region (the dermis) in the location of the spot. [6]
Vitiligo, meanwhile, is a disorder that takes place when pigment-producing cells stop functioning. Winnie Harlow and the late Michael Jackson are some of the celebrities who have spoken out about ...
Depending on which age group is affected, ITP causes two distinct clinical syndromes: an acute form observed in children and a chronic form in adults. Acute ITP often follows a viral infection and is typically self-limited (resolving within two months), while the more chronic form (persisting for longer than six months) does not yet have a ...
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Hypopigmentation (when the skin is lighter than normal) of lesions are less common but can be found in children, adolescents and/or dark-skinned individuals. [ 7 ] The advanced stage of mycosis fungoides is characterized by generalized erythroderma (red rash covering most of the body) with severe pruritus (itching) and scaling. [ 4 ]
There is a bimodal age distribution in the incidence of LS in women. It occurs in females with an average age of diagnosis of 7.6 years in girls and 60 years old in women. The average age of diagnosis in boys is from 9 to 11 years old. [69] In men, the most common age of incidence is 21 to 30. [70]