The associated malignancy frequently is advanced, and the average survival of these patients is approximately 2 years. If a patient does have AN on the basis of insulin resistance, which is the most common reason, the treatment of the metabolic abnormality may lead to improvement of the appearance of the skin. Dietary changes and weight loss may cause the acanthosis nigricans to regress almost completely. One should be aware of this possibility in middle-aged or older patients with a recent onset of AN that was extensive, symptomatic, or located in unusual sites. Medicine is a constantly changing science and not all therapies are clearly established.
New research changes drug and treatment therapies daily.
However, as medical science is constantly changing and human error is always possible , the authors, editors, and publisher or any other party involved with the publication of this article do not warrant the information in this article is accurate or complete, nor are they responsible for omissions or errors in the article or for the results of using this information. The reader should confirm the information in this article from other sources prior to use. In particular, all drug doses, indications, and contraindications should be confirmed in the package insert. Acanthosis Nigricans Please email us with any comments you have on our new chapter format.