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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.
This condition is caused by leaky blood vessels near the surface of the skin. [7] The cause of the leaky capillaries is usually not known. [7] When the red blood cells escape the blood vessels, they end up close under the skin surface, where they break apart, releasing hemoglobin, which in turn breaks apart, releasing Iron. [7] (Iron is the ...
The condition can cause localized pain, discoloration (paleness), and sensations of cold and/or numbness. When exposed to cold temperatures, the blood supply to the fingers or toes, and in some cases the nose or earlobes, is markedly reduced; the skin turns pale or white (called pallor) and becomes cold and numb.
Jackson was diagnosed with the skin disorder vitiligo, which results in white patches on the skin and sensitivity to sunlight. To treat the condition, he used fair-colored makeup [3] and skin-lightening prescription creams [4] [5] to cover up the uneven blotches of color caused by the illness. The creams would have further lightened his skin.
Darier's disease (DD) is a rare, genetic skin disorder.It is an autosomal dominant disorder, that is, if one parent has DD, there is a 50% chance than a child will inherit DD.
Generally, diseases outlined within the ICD-10 codes L00–L99 within Chapter XII: Diseases of the skin and subcutaneous tissue should be included in this category. Wikimedia Commons has media related to Diseases and disorders of the skin and subcutaneous tissue .
The two main types of human skin are glabrous skin, the nonhairy skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [16] Within the latter type, hairs in structures called pilosebaceous units have a hair follicle , sebaceous gland , and associated arrector pili muscle. [ 17 ]
The skin weighs an average of four kilograms, covers an area of two square metres, and is made of three distinct layers: the epidermis, dermis, and subcutaneous tissue. [1] The two main types of human skin are: glabrous skin, the hairless skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [3]