pseudoacanthosis nigricans[soo″do-ak″an-tho´sis ni´grĭ-kans]
a benign form of acanthosis nigricans associated with obesity; the obesity is sometimes due to endocrine disturbance.
pseu·do·ac·an·tho·sis ni·gri·cans(sū'dō-ak'an-thō'sis nī'gri-kanz),
Acanthosis nigricans secondary to maceration of the skin from excessive sweating, or occurring in obese and dark-complexioned adults, or in association with endocrine disorders; not associated with visceral cancer.
a condition of pigmented velvety thickening of the flexural skin, often with skin tags. It occurs most commonly in obese persons with dark complexions or in persons with endocrine disorders and is secondary to maceration of the skin from sweating. Compare acanthosis nigricans.