Pigmentary Disorders: More Troublesome in Skin Color
نویسندگان
چکیده
منابع مشابه
Monogenic pigmentary skin disorders: genetics and pathophysiology.
For centuries skin pigmentation has played a major societal role, and genetic disorders of skin pigmentation have always evoked the curiosity of both laypersons and physicians. Normal skin pigmentation is a complex process that begins with the synthesis of melanin within the melanocytes, followed by its transfer to neighboring keratinocytes where it is translocated to the upper pole of the nucl...
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Many factors have been implicated for the etiology of melasma, but the exact cause of this hypermelanosis is poorly understood. However, it is considered to result from solar radiation and genetic predisposition. Moreover, pregnancy, oral contraception and hormone replacement therapy with natural and synthetic oestrogens, have been involved in the pathogenesis of this hypemelanosis. Despite the...
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BACKGROUND The color of Indian skin shows great diversity and pigmentary disorders are a major concern of Indian women. Despite great variations in climate, diet, and social parameters within India, studies of the range of skin types have been rather scarce. AIMS This study was aimed at characterizing the color of Indian skin in various geographical locations, its characteristics in terms of ...
متن کاملGenetics of pigmentary disorders.
The genetic and molecular bases of various types of congenital pigmentary disorders have been classified in the past 10 years, as follows: (1) disorders of melanoblast migration in the embryo from the neural crest to the skin: piebaldism; Waardenburg syndrome 1-4 (WS1-WS4); dyschromatosis symmetrica hereditaria. (2) Disorders of melanosome formation in the melanocyte: Hermansky-Pudlak syndrome ...
متن کاملDermatologic conditions in skin of color: part II. Disorders occurring predominately in skin of color.
Several skin conditions are more common in persons with skin of color, including dermatosis papulosa nigra, pseudofolliculitis barbae, acne keloidalis nuchae, and keloids. Dermatosis papulosa nigra is a common benign condition characterized by skin lesions that do not require treatment, although several options are available for removal to address cosmetic concerns. Pseudofolliculitis barbae oc...
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ژورنال
عنوان ژورنال: Journal of Pigmentary Disorders
سال: 2017
ISSN: 2376-0427
DOI: 10.4172/2376-0427.1000e107