Skip to main content

Acanthosis Nigricans

Medically reviewed by Drugs.com. Last updated on May 6, 2024.

AMBULATORY CARE:

Acanthosis nigricans (AN)

is a condition that causes dark, velvety patches to form on your skin. The patches form on your body folds and creases. The most common areas affected are the back of your neck, armpit, and groin. Your fingers, mouth, nipple area, bellybutton, face, or elbows may also be affected. Your symptoms may be mild or severe. The patches may itch or have an odor. Symptoms develop slowly. Over time, your skin may become thick and leathery.

Contact your healthcare provider if:

Treatment:

The skin patches may not need treatment if they do not cause symptoms. Patches often fade when the cause of AN is treated. Your healthcare provider may stop or change your medicine if it is causing AN. You may need to lose weight. You may also need any of the following:

Prevent or manage AN:

Follow up with your healthcare provider as directed:

You may be referred to a diabetes specialist or dietitian. You may also need ongoing tests or treatment. Write down your questions so you remember to ask them during your visits.

© Copyright Merative 2024 Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.

The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

Learn more about Acanthosis Nigricans

Treatment options

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.