A Case of Acanthosis Nigricans

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A case of nevoid acanthosis nigricans.

Sir, Naevoid acanthosis nigricans (AN) is an extremely rare form of AN that can manifest with a characteristic naevoid appearance at any age before puberty (1 – 3). It is not associated with any known syndrome, endocrinopathy, drugs or internal malignancy (1 – 3) and, thus far, there have been only 2 case reports in the literature of naevoid AN with a unilateral distribution (1, 2). We report a...

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[Acanthosis nigricans].

Acanthosis nigricans is thickened, velvety, hyperpigmented skin associated with a variety of endocrine disorders, malignancies and medications.

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Generalized benign acanthosis nigricans.

with normal growth and developmental milestones, presented with asymptomatic generalized hyperpigmentation. It started spontaneously at the age of 2 years, around the neck and axilla, and spread insidiously to involve the other parts of body. The skin gradually became thickened and rugose. There was no history of drug intake, polyuria, polydypsia, loss of appetite, excess weight gain or loss. C...

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Malignant acanthosis nigricans associated with prostate cancer: a case report

BACKGROUND Acanthosis nigricans is characterized by hyperpigmentation and hyperkeratosis of the skin or mucous membranes. Its malignant form is associated with internal neoplasms, especially gastric adenocarcinoma (55-61%). Coexistence with prostate cancer is uncommon. In the paraneoplastic type of this dermatosis, the skin and mucous lesions are characteristically of more sudden onset and more...

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Linear Acanthosis Nigricans

Acathosis nigricans (AN) typically presents as symmetric, brownish-black, velvety, hypertrophic, verrucous, and at times papillomatous plaques most commonly involving the flexural sites [1]. It is a cutaneous marker, most frequently of insulin resistance and less frequently of malignancy [2]. AN has been classified into 8 types: benign, obesity-related, syndromic, malignant, unilateral, acral, ...

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ژورنال

عنوان ژورنال: Journal of the Royal Society of Medicine

سال: 1894

ISSN: 0959-5287,1758-1095

DOI: 10.1177/095952879407700123