[Acanthosis nigricans].
نویسندگان
چکیده
Acanthosis nigricans is thickened, velvety, hyperpigmented skin associated with a variety of endocrine disorders, malignancies and medications.
منابع مشابه
Crouzon syndrome in association with acanthosis nigricans
Crouzon syndrome is a rare inherited autosomal dominant syndrome characterized by craniosynostosis, midface hypoplasia. Acanthosis nigricans may be associated with Crouzon syndrome, but it differs from the classic crouzon syndrome. This is a report of a 30-year-old-woman who presented acanthosis nigricans coexist with crouzon syndrome.
متن کاملComparison of Insulin resistance in obese women with and without Acanthosis Nigricans
Background and aim: Acanthosis nigricans (AN) is characterized by hyperpigmented velvety plaques of body folds and neck. Insulin can have a role in the pathogenesis of this disease and hyperinsulinemia as a consequence of insulin resistance may stimulate the formation of the characteristic plaques of AN. In this study insulin resistance was compared in obese women with and without AN.</sp...
متن کاملFamilial acanthosis nigricans due to K650T FGFR3 mutation.
BACKGROUND Acanthosis nigricans is a feature of several syndromes caused by activating mutations of the fibroblast growth factor receptor 3 gene (FGFR3), including Crouzon syndrome with acanthosis nigricans, thanatophoric dysplasia, and severe achondroplasia with developmental delay and acanthosis nigricans (SADDAN syndrome). OBSERVATIONS We describe a healthy 4-year-old African American girl...
متن کاملCutaneous features of Crouzon syndrome with acanthosis nigricans.
IMPORTANCE Crouzon syndrome with acanthosis nigricans is a distinct disorder caused by a mutation in the FGFR3 gene, featuring craniosynostosis, characteristic facial features, and atypical and extensive acanthosis nigricans. Other cutaneous findings have not been thoroughly described. OBSERVATIONS We report 6 cases and summarize the existing literature with regard to the cutaneous manifestat...
متن کاملHypochondroplasia, Acanthosis Nigricans, and Insulin Resistance in a Child with FGFR3 Mutation: Is It Just an Association?
FGFR3 mutations cause wide spectrum of disorders ranging from skeletal dysplasias (hypochondroplasia, achondroplasia, and thanatophoric dysplasia), benign skin tumors (epidermal nevi, seborrhaeic keratosis, and acanthosis nigricans), and epithelial malignancies (multiple myeloma and prostate and bladder carcinoma). Hypochondroplasia is the most common type of short-limb dwarfism in children res...
متن کاملAcanthosis nigricans: a flag for insulin resistance
Objectives: Acanthosis nigricans refers to the velvety, black hyperpigmentation seen in the flexures. It is a cutaneous marker for insulin resistance (IR), some metabolic disorders and rarely malignancy. When secondary to IR, it is asymptomatic, except for the hyperpigmentation. The neck is the most accessible and easiest to grade. Our aim was to identify the predictive value of the grades of a...
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ورودعنوان ژورنال:
- Journal of insurance medicine
دوره 37 2 شماره
صفحات -
تاریخ انتشار 1986