263-OR: Higher Glycemic Threshold for Glucagon Suppression in Impaired Fasting Glucose and Impaired Glucose Tolerance

Diabetes ◽  
2021 ◽  
Vol 70 (Supplement 1) ◽  
pp. 263-OR
Author(s):  
JACOB D. KOHLENBERG ◽  
MARCELLO C. LAURENTI ◽  
AOIFE M. EGAN ◽  
CLAUDIO COBELLI ◽  
CHIARA DALLA MAN ◽  
...  
2020 ◽  
Vol 103 (8) ◽  
pp. 829-836

It is well established that individuals who have prediabetes either impaired glucose tolerance (IGT) or impaired fasting glucose (IFG) have high risk to develop diabetes. However, it is unclear whether the rate of progression to diabetes is different between these two categories. Lifestyle modification has been recommended for diabetes prevention in these high-risk groups. However, given the differences in their pathophysiology, it is possible that these subtypes of prediabetes condition may have different responses to lifestyle modification. The present review was to summarize the risk of progression to diabetes and the effectiveness of lifestyle intervention for diabetes prevention in individuals who have isolated IGT or isolated IFG or combined. The risk of progression to diabetes is highest in combined IFG and IGT subtype. Individuals who have isolated IFG by the American Diabetes Association criteria (100 to 125 mg/dl) has lower risk of progression to diabetes than those with World Health Organization criteria (110 to 125 mg/dl) and the latter has similar or higher risk of incident diabetes than those with isolated IGT. Lifestyle modification is most effective in individuals with IGT (with or without IFG) but is less effective in those with isolated IFG. In conclusion, The risk of progression to diabetes and the effectiveness of lifestyle intervention for diabetes prevention are disparate between prediabetes subtypes. Given the paucity of diabetes prevention data in individuals with isolated IFG, more studies dedicated to this subtype is required. Keywords: Impaired fasting glucose, Impaired glucose tolerance, Prediabetes, Type 2 diabetes, Lifestyle intervention, Diabetes prevention


2008 ◽  
Vol 25 (8) ◽  
pp. 1008-1010 ◽  
Author(s):  
R. Oka ◽  
K. Yagi ◽  
S. Hifumi ◽  
S. Miyamoto ◽  
H. Mabuchi ◽  
...  

Author(s):  
Thanh Long Le ◽  
Trung Vinh Hoang

Objective: To evaluate the prevalence of newly diagnosed prediabetes, diabetes mellitus among the officers from Phuoc Long district of Binh Phuoc province. Subjects and methods: 268 personals communications service was examined the impaired fasting glucose (G0); impaired glucose tolerance (G2) anh HbA1c. Results: Prevalence of prediabetes, type 2 diabetes mellitus by G0, G2, HbA1c as follows 16,0%; 13,1%; 17,9% and 3,8%; 6,7%; 2,2%. Common prevalence of prediabetes in 26,9%; type 2 diabetes mellitus in 7,1%. Conclusion: Personal communications service from Phuoc Long district have percentage of prediabetes higher compared to type 2 diabetes mellitus which of prediabetes was diagnosed by HbA1c which takes up the highest percentage; diabetes mellitus was diagnosed by G2which takes up the highest percentage.


2006 ◽  
Vol 155 (4) ◽  
pp. 623-632 ◽  
Author(s):  
G Neil Thomas ◽  
C Mary Schooling ◽  
Sarah M McGhee ◽  
Sai-Yin Ho ◽  
Bernard M Y Cheung ◽  
...  

Background: The use of fasting and post-prandial glucose levels in the classification of hyperglycaemic states often identifies distinct subjects, but the factors determining these intermediate-isolated glucose intolerant states are yet to be clearly elucidated in Chinese subjects. Methods: Representative subjects (n = 2769) were randomly recruited from the Hong Kong Chinese population and glycaemic status was determined using both fasting and 2h 75 g oral glucose tolerance test glucose levels. The relationship between the groups with isolated glucose intolerance and vascular risk factors was investigated using ANOVA and logistic regression analyses. Results: Using either criterion, diabetes was identified in 265 (9.6%) subjects and glucose intolerance in 568 (20.5%) subjects. Of those 568, isolated impaired glucose tolerance (IGT) using the post-load criterion was identified in 49.5% and isolated impaired fasting glucose (IFG) in 30.5%. Ageing and hyperinsulinaemia were common determinants of IGT and IFG; with small hip circumference a marker of poorer early life development and being born in China rather than Hong Kong, a possible low birth weight marker was also associated with IFG. Hypertension, hypertriglyceridaemia and poor education were also associated with IGT. When we looked for factors differentially associated with these glucose intolerant states, female sex, greater hip circumference, high triglyceride levels, low fasting insulin levels, and not being born in China were independently associated with isolated IGT compared with isolated IFG. Conclusion: Despite common antecedents to the glucose intolerant states, isolated IFG appeared to be particularly associated with early life development, and isolated IGT was more strongly associated with obesity-related determinants such as hypertriglyceridaemia.


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