Skin Diseases and Diabetes

Diabetes mellitus and obesity produce measurable changes in skin physiology—altered collagen turnover, impaired microcirculation, and dysregulated immune responses—that give rise to a range of cutaneous conditions, from the velvety hyperpigmentation of acanthosis nigricans to rarer presentations like granuloma annulare, scleromyxedema, and necrobiosis lipoidica. Recognizing these skin findings matters clinically because they can precede a formal diabetes diagnosis or signal inadequate metabolic control, making dermatologists an underutilized point of early detection. Researchers are still working to clarify why some patients with comparable metabolic profiles develop severe cutaneous manifestations while others do not, with current investigations focusing on the role of local tissue susceptibility—sometimes framed as the "immunocompromised district" concept—and the interplay between adipose-derived signaling molecules and skin barrier function. Better characterizing these mechanisms could eventually inform both diagnostic criteria and targeted treatments for a patient population that is rapidly growing worldwide.

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30,211

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158,095

Keywords

ObesitySkin PhysiologyCutaneous ManifestationsMusculoskeletal DisordersDiabetes MellitusAcanthosis Nigricans