患者男性,64岁主诉口渴多饮、多尿5年,血糖控制不佳6个月。现病史患者5年前无明显诱因出现口渴多饮、多尿症状,于当地医院诊断为2型糖尿病,空腹血糖8.5mmol/L。此后一直采用生活方式干预和口服降糖药治疗,因血糖控制不理想,半年前开始胰岛素治疗,采用人胰岛素30R每日两次注射。胰岛素治疗三个月后空腹血糖控制达标,但餐后血糖仍不达标,改为人胰岛素 Male patients, 64-year-old chief complaint of thirst and more drink, polyuria 5 years, poor blood glucose control 6 months. History of patients with history of 5 years ago, there was no obvious incentive to drink more thirst, polyuria symptoms, at the local hospital diagnosed with type 2 diabetes, fasting blood glucose 8.5mmol / L. Since then, lifestyle intervention and oral hypoglycemic agents have been used. Insulin therapy was initiated six months ago due to poor glycemic control, and human insulin 30R was administered twice daily. Insulin treatment after three months of fasting blood glucose control standard, but postprandial blood glucose is still not up to human insulin