胰岛素抵抗; 胰岛素分泌正常 (28.7%)
两者均异常 (54%)
(n=195)
Haffner et al. Circulation 2000;101:975–980.
The incidence of type 2 diabetes at baseline by insulin resistance and insulin secretion
Increased lipolysis
Hyperglycemia
Elevated circulating FFA
-cell dysfunction
2 型糖尿病的病因
胰岛素抵抗
胰岛素分泌缺陷
进展为2型糖尿病患者的代谢状况
随访: 7年
胰岛素分泌下降; 胰岛素敏感
(15.9%)
两者均增长 (1.5%)
Insulin sensitive Insulin resistant 54
60
Percentage of converters 50 40 30 20 10 1.5 16 28.5
0 Insulin resistance Low insulin secretion
San Antonio Heart Study: baseline status for insulin resistance and insulin secretion in those converted to type 2 diabetes during 7-year follow up n = 195 Adapted from Haffner SM, et al. Circulation 2000; 101:975–980.
Type 2 diabetes----The interaction between declining -cell function and increasing insulin resistance Early onset Late onset