糖尿病是一组由遗传和环境因素相互作用而引起的临床综合征,系因胰岛素分泌绝对或相对不足及靶组织对胰岛素敏感性降低,引起机体糖、脂肪、蛋白质、水和电解质等一系列代谢紊乱,临床以高血糖为主要共同标志。久病可引起多系统损害,病情严重或应激时可发生急性代谢紊乱如酮症酸中毒等。 Diabetes mellitus is a group of clinical syndromes caused by the interaction between genetic and environmental factors. It is caused by the absolute or relative insufficiency of insulin secretion and the decrease of insulin sensitivity of target tissues, causing a series of metabolism such as body sugar, fat, protein, water and electrolytes Disorders, clinical high blood sugar as the main common sign. Long illness can cause multiple system damage, severe illness or stress can occur when acute metabolic disorders such as ketoacidosis.