Background: Diabetes mellitus is characterized by chronic hyperglycemia with disturbances of carbohydrate, fat, and protein metabolism resulting from defects in insulin secretion, insulin action, or both.4 Insulin is essentially the only hormone that canlower blood glucose. This study has undertaken with the objectives of knowing the spectrum of mucocutaneous manifestations in diabetes mellitus. Methods : Out of 100 patients with dermatological manifestation were included in the study. Relevant investigation for the diagnosis of diabetes and dermatological disorders were done. Conclusion: Thus, dermatologists can play an important role in reducing dermatologic morbidity, improvement of quality of life, and management strategy of diabetic patients.