Acanthosis Nigricans Symptoms, Causes & More

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By bethan
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Reviewed: dr. vanta
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Medical Expert Medical Expert

5. Acanthosis Nigricans Classifications

After receiving a diagnosis of acanthosis nigricans, patients are classified as having either benign acanthosis nigricans or malignant acanthosis nigricans.

Benign acanthosis is hereditary or caused by obesity, insulin resistance or other endocrine issues. On the other hand, malignant acanthosis nigricans is a result of tumors or cancer, such as stomach cancer.5DermNext. ‘Acanthosis nigricans.’ DermNet, 2021, dermnetnz.org/topics/acanthosis-nigricans It's important to know the classification of acanthosis nigricans, as it will determine the treatment method used.

Acanthosis Nigricans

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