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糖尿病是一种常见的有遗传倾向的代谢内分泌性疾病。病因复杂,至今尚无定论。一般发病率为1％,国外较高。各种年龄均可发病,但以40—60岁较为多见。糖尿病共分轻、中、重三型,以前两型较为常见。无症状轻型患者常为临床医生所忽视,最后常因为出现其它并发症而确诊。因此有疑似糖尿病患者,除查空腹血糖外,同时必须做葡萄糖耐量试验。这种检查虽用于诊断及鉴别诊断糖尿病的历史悠久,直至目前还是具有实用价值。一、葡萄糖耐量试验前的准备:
Diabetes is a common genetic predisposition to metabolic endocrine diseases. The cause is complicated, so far no conclusion. The general incidence of 1%, higher abroad. A variety of age can be disease, but more common in 40-60 years old. Diabetes is divided into light, medium and heavy three types, the former two types are more common. Asymptomatic light-weight patients are often overlooked by clinicians and often diagnosed with other complications. Therefore, suspected diabetic patients, in addition to check fasting blood glucose, at the same time must be done glucose tolerance test. Although this examination for the diagnosis and differential diagnosis of diabetes has a long history, until now still has practical value. First, the glucose tolerance test before the preparation: