糖尿病是遗传和环境因素相互作用而引起的疾病,由于机体内胰岛素分泌绝对不足或相对不足,以及靶细胞对胰岛素敏感性降低,致使体内血糖升高,导致机体代谢紊乱。其典型症状表现为三多一少,即多饮、多食、多尿和体重减轻。长期患病可并发心、脑、肾、眼及神经系统等痛变。 Diabetes mellitus is a disease caused by the interaction of genetic and environmental factors. Insulin secretion in the body is definitely insufficient or relatively insufficient, and the sensitivity of target cells to insulin is decreased, leading to the increase of blood glucose in the body and leading to the disorder of metabolism. The typical symptoms of more than three less, that is, drink more, eat more, more urine and weight loss. Long-term illness can be complicated by heart, brain, kidney, eye and nervous system and other pain changes.