Background: Acanthosis nigricansis was viewed recently as a possible marker of an increased risk for diabetes. Acanthosis Nigricans (AN) can help in identifying the patients with an increased risk for Type 2 Diabetes Mellitus (T2DM) among Polycystic Ovary Syndrome (PCOS) cases. Hence, this study was carried to know the prevalence of AN in PCOS and its correlation with diabetes mellitus and the body mass. Methods: A prospective, longitudinal study in the patients with PCOS, who attended the Department of Medicine, Kasturba Medical College [KMC] Hospital, Attavar, Mangalore, Karnatka, India between December 2008 to April 2010, was carried out.

A total of 119 patients with PCOS were included in the study. A complete history, along with the demographic data of the patients who were aged between 15-35 years, were considered for the analysis. Results: AN was observed in 56% of the PCOS…