scholarly journals Improvement of Type 2 Diabetes Mellitus in Obese and Non-Obese Patients after the Duodenal Switch Operation

2011 ◽  
Vol 2011 ◽  
pp. 1-5 ◽  
Author(s):  
M. Frenken ◽  
E. Y. Cho ◽  
W. K. Karcz ◽  
J. Grueneberger ◽  
S. Kuesters

Introduction. Type 2 diabetes mellitus (T2DM) is one of the most important obesity-related comorbidities. This study was undertaken to characterise the effect of the biliopancreatic diversion with duodenal switch (BPD-DS) in morbidly obese and nonmorbidly obese diabetic patients.Methods. Outcome of 74 obese diabetic patients after BPD-DS and 16 non-obese diabetic patients after BPD or gastric bypass surgery was evaluated. Insulin usage, HbA1c-levels, and index of HOMA-IR (homeostasis model assessment of insulin resistence) were measured.Results. A substantial fraction of patients is free of insulin and shows an improved insulin sensitivity early after the operation, another fraction gets free of insulin in a 12-month period after the operation and a small fraction of long-term insulin users will not get free of insulin but nevertheless shows an improved metabolic status (less insulin needed, normal HbA1c-levels).Conclusion. BPD-DS leads to an improvement of T2DM in obese and non-obese patients. Nevertheless, more data is needed to clarify indications and mechanisms of action and to adjust our operation techniques to the needs of non-obese diabetic patients.

Author(s):  
Zhu Li ◽  
Yan-Ling Yang ◽  
Yan-Juan Zhu ◽  
Chen-Guang Li ◽  
Yun-Zhao Tang ◽  
...  

Abstract Objective Myonectin is one of the myokines and has gained interest as a potential new strategy to combat obesity and its associated disorders, such as type 2 diabetes mellitus (T2DM).The objective of this study was to investigate circulating serum myonectin levels in nondiabetes and T2DM and elucidate possible relationships between serum myonectin levels and metabolic parameters in patients with T2DM. Design A total of 362 Chinese patients with T2DM and 100 age- and sex-matched healthy controls were recruited in this study. Clinical characteristics, blood biochemistry, and circulating myonectin levels were measured by enzyme-linked immunosorbent assay. Results Circulating myonectin levels were significantly decreased in T2DM compared with controls. Obese nondiabetic controls had significantly lower serum myonectin levels compared with lean nondiabetic controls. In diabetic patients, serum myonectin concentrations were significantly negatively correlated with body mass index (BMI), total cholesterol (TC), triglyceride (TG), low-density lipoprotein cholesterol (LDL-C), C-reactive protein (CRP), hemoglobin A1c (HbA1c), fasting insulin (Fins), the homeostatic model assessment of insulin resistance (HOMA-IR), visceral fat area, and subcutaneous fat area. After adjusting for covariates, multivariate stepwise regression analysis demonstrated that BMI, LDL-C, TG, HOMA-IR, and visceral fat were the main independent predictors of low serum myonectin concentrations. Conclusions Circulating myonectin levels were decreased in T2DM patients and in obese subjects. Moreover, serum myonectin levels were correlated with metabolic markers of T2DM. These data suggest that myonectin may be a useful marker in predicting the development of obesity and T2DM.


2014 ◽  
Vol 24 (6) ◽  
pp. 927-935 ◽  
Author(s):  
Rouzbeh Mostaedi ◽  
Denise E. Lackey ◽  
Sean H. Adams ◽  
Stephen A. Dada ◽  
Zahid A. Hoda ◽  
...  

2017 ◽  
Vol 14 (2) ◽  
pp. 116-121 ◽  
Author(s):  
Wen-Jia Chen ◽  
Yue Liu ◽  
Yu-Bin Sui ◽  
Bo Zhang ◽  
Xiao-Hui Zhang ◽  
...  

Background: Musclin is a newly identified skeletal muscle–derived secretory factor, which has been recently characterized as a stimulator that induces insulin resistance in mice. However, the pathophysiological role of musclin in humans remains poorly understood. The aim of this study was to explore the potential correlations between musclin plasma levels and various metabolic parameters in patients with type 2 diabetes mellitus. Materials and methods: In this hospital-based study, plasma samples were collected from the enrolled individuals, including 38 newly diagnosed, treatment-naive type 2 diabetes mellitus patients and 41 age- and gender-matched control subjects. Plasma musclin levels were examined by radioimmunoassay. Results: Compared with the control group, musclin plasma levels were significantly higher in untreated type 2 diabetes mellitus patients. Musclin levels in the plasma of newly diagnosed type 2 diabetes mellitus patients were positively correlated with fasting plasma glucose, haemoglobin A1c, serum insulin, triglycerides and homeostasis model assessment of insulin resistance. Furthermore, multivariate logistic regression analysis showed that the level of musclin was associated with the presence of type 2 diabetes mellitus. Receiver operating characteristic curve analysis yielded an area under the curve for musclin of 0.718 in type 2 diabetes mellitus. Conclusion: The circulating concentration of musclin was significantly increased in type 2 diabetes mellitus patients. Our results suggest that musclin has a strong relationship with insulin resistance in type 2 diabetes mellitus.


2021 ◽  
Vol 5 (Supplement_1) ◽  
pp. A39-A39
Author(s):  
Vanessa Guerreiro Gonçalves ◽  
Isabel Maia ◽  
Fernando Mendonça ◽  
Maria Manuel Silva ◽  
João Sérgio Neves ◽  
...  

Abstract Background: There is abundant evidence reporting the relationship between triglycerides levels and type 2 diabetes mellitus, however few studies confirmed the influence of triglycerides levels on the incidence of diabetes. Bariatric surgery may lead to the remission of type 2 diabetes mellitus, but the effect of basal serum triglycerides levels on this reversal is unknown. This study aimed to assess the association between preoperative triglycerides levels and pre- and type 2 diabetes mellitus remission in obese patients one year after bariatric surgery. Methods: A retrospective study was conducted among 1959 obese patients who underwent bariatric surgery in our entre. Data on socio-demographic and clinical characteristics were used. Pre-diabetes and type 2 diabetes mellitus remission was defined as normal glycaemic measures at least one year’s duration without pharmacological therapy. Logistic regression models, crude and adjusted for sex, age, preoperative serum triglycerides levels and type of bariatric surgery, were used. Results: The median of preoperative serum triglycerides level was 121.00 (SD=75.00) mg/dL, and 34.7% and 30.0% of patients presented pre- and type 2 diabetes mellitus, respectively, at baseline. Preoperative serum triglycerides levels were higher in type 2 diabetes mellitus patients (139.00 vs. 106.00 mg/dL, in normal glycaemic patients; p<0.001) and showed to be significantly correlated with fasting glycaemia, glycated haemoglobin, homeostasis model assessment of insulin resistance and homeostasis model assessment of β-cell function. One year after bariatric surgery, 62.5% of patients with pre- or type 2 diabetes at baseline showed remission. Preoperative serum triglycerides levels were negatively associated with this remission (OR: 0.997; 95%CI=0.995–0.998), independently of, sex, age and type of bariatric surgery. Conclusions: One year after bariatric surgery, 62.5% of patients showed pre- or type 2 diabetes mellitus remission, being the preoperative serum triglycerides levels an important clinical parameter for remission. Keywords: triglycerides, diabetes, remission, obesity, bariatric surgery


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