Aim: To investigate the changes of plasma C peptide level and islet B cell function before and after hyperglycemia control in type 2 diabetic patient with sever hyperglycemia.

• 目的:观察严重高血糖2型糖尿病患者血糖控制前后血浆C肽水平的变化,了解其对胰岛B细胞功能的影响。