糖尿病是由于胰岛素不足引起代谢异常与微血管障碍的全身性疾病。因为皮肤的毛细血管丰富、代谢旺盛,所以合并各种皮肤损害的机会多。这些皮肤损害有的与糖尿病特有的代谢障碍有关。称为直接内病性皮疹;有的是糖尿病病情变化而发后的非特异性皮肤损害,称为间接内病性皮疹。 直接内病性皮疹的皮肤损害多发生在糖尿病早期,为了发现隐性糖尿病,应该进行血糖耐量试验,特别是免疫反应性胰岛素/血糖等项检查。这 Diabetes mellitus is a systemic disease that causes metabolic disorders and microvascular disorders due to insufficient insulin. Because the skin capillaries rich, strong metabolism, so the opportunity to merge a variety of skin damage and more. Some of these skin lesions and diabetes-specific metabolic disorders related. Known as direct internal disease rash; some non-specific skin damage caused by changes in the condition of diabetes, known as indirect pathological rash. Skin lesions of direct internal disease rash occur in the early stages of diabetes, in order to find hidden diabetes, should be carried out blood glucose tolerance test, especially immunoreactive insulin / blood glucose and other items. This