Common signs & symptoms of acanthosis nigricans

Common signs & symptoms of acanthosis nigricans


A skin pigmentation problem characterised by dark, velvety, and thick patches of skin usually formed in the skin folds and creases.


If you’re experiencing new, severe, or persistent symptoms, contact a health care provider.

The common symptoms include:

  • Dark, velvety patches of skin in the armpits, groin, and neck
  • Darkening or thickening of skin

Common treatment options

How is this diagnosed?


Acanthosis nigricans has been associated with:

  • Obesity
  • Insulin resistance Insulin is a hormone which helps control blood sugar. Insulin resistance, if untreated, causes type 2 diabetes
  • Hormonal disorders Certain hormone disorders such as ovarian cysts, underactive thyroids, or problems with the adrenal glands can cause the darkening of skin
  • Drugs and supplements Certain medications like birth control pills, steroids, or overuse of over the counter products
  • Cancer Acanthosis is also associated with cancerous tumors especially of the internal organs like stomach and colon

Questions to ask your doctor

Interested to know more? Check out the full article here

For informational purposes only. Consult a medical professional for advice. Source: Focus Medica.

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