妊娠合并糖尿病是指在妊娠期发生或首次发现的糖尿病。包括妊娠期糖尿病(GDM)和妊娠期糖耐量受损(GIGT)。妊娠期糖耐量受损是妊娠期糖尿病的一种特殊类型,为早期的血糖稳态改变,只是介于正常血糖和GDM的中间状态。GDM发病率国内约为1%~5%[1],其国外报道为0.15%~15%并有逐年增高的趋势[2],多数产后糖代谢异常恢复正常,但将来患Ⅱ型糖尿病的机会增加,再次妊娠GDM的发生率高达33%~ Pregnancy with diabetes refers to the first occurrence of diabetes that occurs during pregnancy. Including gestational diabetes mellitus (GDM) and gestational impaired glucose tolerance (GIGT). Impaired glucose tolerance during pregnancy is a special type of gestational diabetes, for the early steady-state blood glucose changes, just between the normal blood glucose and GDM intermediate state. The incidence of GDM in China is about 1% ~ 5% [1], its foreign coverage is 0.15% ~ 15% and there is a trend of increasing year by year [2]. Most postpartum abnormalities of glucose metabolism return to normal, but in the future suffering from type 2 diabetes Increase, the incidence of GDM again up to 33% ~