Acanthosis Nigricans Quiz
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Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
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Skin is black
Armpit skin is black
Blackened skin
There is darkened skin on the toes of my foot
The groin skin is black
The neck skin is black
Hand skin is black
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Learn more about Acanthosis nigricans
Content updated on Nov 2, 2022
What is acanthosis nigricans?
A skin condition characterized by dark patches on the skin with a thick, velvety texture, usually seen in the neck, armpits, or groin region. It's typically seen in people with high insulin levels, ovarian cysts, thyroid or adrenal gland problems, certain drugs like birth control pills or steroids, cancer, etc.
Symptoms of acanthosis nigricans
Dark spots on skin
Questions your doctor may ask to check for acanthosis nigricans
Your doctor may ask these questions to diagnose acanthosis nigricans
Do you have skin darkening?
Treatment for acanthosis nigricans
Treatment of the underlying disease may restore normal pigmentation of the skin. Cosmetic procedures like creams, chemical peels, lasers, etc. can help lighten the pigmentation.
View the symptoms of Acanthosis nigricans
Diseases related to Acanthosis nigricans
References
Higgins SP, Freemark M, Prose NS. Acanthosis nigricans: a practical approach to evaluation and management. Dermatol Online J. 2008 Sep 15;14(9):2. PMID: 19061584.
https://escholarship.org/uc/item/7mf6g290
Mourad AI, Haber RM. Drug-induced acanthosis nigricans: A systematic review and new classification. Dermatol Ther. 2021 Mar;34(2):e14794. doi: 10.1111/dth.14794. Epub 2021 Feb 4. PMID: 33480113.
https://onlinelibrary.wiley.com/doi/10.1111/dth.14794
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Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
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