Masquerades less known: Case report of benign hair follicle tumors
نویسندگان
چکیده
منابع مشابه
Wounding mobilizes hair follicle stem cells to form tumors.
A wide variety of human cancers are associated with injury. Although stem cells participate in tissue regeneration after wounding, it is unclear whether these cells also contribute to epithelial tumors. Human basal cell carcinomas (BCCs) are associated with misactivation of Hedgehog (Hh) signaling, commonly through acquisition of mutations in Smoothened (Smo). We have found that expression of a...
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Background and aim: The skin has some appendages that give origin to various tumors. These tumors are generally divided to pilosebaceous and sweat glands tumors according to embryologic and histological features. Clinical and histological characteristics of these tumors are also divergent. In addition, classification of them according to histological background has been changed considerably in ...
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The study of hair follicle tumors can be confusing, and hair follicle nevi are no exception. Analogous lesions frequently have divergent appellations. We evaluated the English-language literature on hair follicle nevi and histologic equivalents from 1921 to 1994. In addition, we reviewed four standard dermatopathology textbooks for further examples. We found 20 published valid cases of hair fol...
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Background: Segmental vitiligo is a small subset albeit persistent form of focal vitiligo with dermatomal distribution and resistant to medical therapy. In recent years, surgical therapy as hair follicle autograft transplantation has been a hot topic in management of segmental vitiligo. In this study, we evaluated the efficacy of this method in segmental vitiligo lesions. Methods: Th...
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Background: Hair dye poisoning, with main toxic component paraphenylene diamine, is a medical emergency. It is on increasing trend in developing countries due to wide availability and low cost of hair dyes. It carries a high mortality and does not have any specific antidote. Case Report: Twenty three years old patient presented with breathelessness along with difficulty in speaking for...
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ژورنال
عنوان ژورنال: Indian Journal of Ophthalmology
سال: 2018
ISSN: 0301-4738
DOI: 10.4103/ijo.ijo_1288_17