Morning hyperglycemic excursions - A constant failure in the metabolic control of non-insulin-using patients with type 2 diabetes
Morning hyperglycemic excursions - A constant failure in the metabolic control of non-insulin-using patients with type 2 diabetes
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DOI:
10.2337/diacare.25.4.737
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发表时间:
2002-04-01
期刊:
影响因子:
16.2
通讯作者:
Boniface, H
中科院分区:
文献类型:
--
作者:
Monnier, L;Colette, C;Boniface, H
OBJECTIVE - To determine whether, over daytime, one or several hyperglycemic excursions exist that can be general failures in the glycemic control of patients With type 2 diabetes.RESEARCH DESIGN AND METHODS - In 200 non-insulin-using patients with type 2 diabetes, diurnal plasma glucose and insulin profiles were studied. Plasma glucose concentrations were measured after an overnight fast (at 8:00 A.M. immediately before breakfast), during the postprandial period (at 11:00 A.M. and 2:00 P.m.), and during the postabsorptive period (at 5:00 P.M., extended postlunch Lime),RESULTS - in the population considered as a whole, prelunch glucose concentrations (12.0 mmol/l) were found to be significantly increased (P < 0.0001) when compared with those observed at 8:00 A.M. (8.8 mmol/l), at 2:00 P.m. (10.5 mmol/l), and at 5:00 P.m. (8.6 mmol/l). Similar significant excursions (P < 0,0001) in prelunch glucose were observed within subsets of patients selected from the following criteria: 1) body weight, 2) HbA(1c), 3) categories of treatment, and 4) residual beta-cell function, From the calculation of areas under the daytime glucose curves, the relative contributions of postprandial and fasting glucose to the total glucose increment were found to be similar.CONCLUSIONS - High plasma glucose excursions over morning periods seem to be a permanent failure in non-insulin-using patients with type 2 diabetes, whatever the clinical (BMI), biological HbA(1c)), therapeutic, and pathophysiological (residual beta-cell function) status. Midmorning glucose testing should be recommended for detecting such abnormalities and for correcting them with appropriate therapies.