患者女性,26岁。主诉口渴、多饮、多尿10余天,恶心2天。现病史患者10余天前无诱因出现口渴、多饮、多尿、乏力,基本是杯不离口,具体饮水量及尿量不详,未在意。2天前出现恶心、纳差,就诊于我院简易门诊,家属要求查糖耐量及胰岛功能,遂于门诊查OGTT及C肽释放试验,结果显示:1)糖耐量:空腹血糖16.3mmol/L,30分钟19.84mmol/L,60分 Patient female, 26 years old. Chief complaint thirst, drink more, more than 10 days urine, nausea 2 days. History of patients with more than 10 days ago no incentive for thirst, polydipsia, polyuria, fatigue, the basic cup is not isolated, the specific amount of water and urine output is unknown, did not care. 2 days ago, nausea and anorexia, visit our hospital simple clinic, family members required to check glucose tolerance and islet function, then OGTT and C peptide release test in the clinic, the results showed that: 1) impaired glucose tolerance: fasting glucose 16.3mmol / L , 19.84 mmol / L for 30 minutes, 60 minutes