scholarly journals Review of multimodal treatment for type 2 diabetes: combining metabolic surgery and pharmacotherapy

2019 ◽  
Vol 10 ◽  
pp. 204201881987540 ◽  
Author(s):  
Alexis Sudlow ◽  
Carel W le Roux ◽  
Dimitri J Pournaras

Treating type 2 diabetes mellitus (T2DM) in patients with obesity remains a challenge for physicians, endocrinologists and surgeons, a fact supported by uncontroverted evidence from studies looking at mortality and associated morbidity. Metabolic surgery remains the most effective treatment for obesity and T2DM with evidence demonstrating an improvement or resolution of symptoms of T2DM and a reduction in a mortality and rates of cardiovascular events compared with pharmacotherapy alone. While these results are promising, two important limitations must be recognized and addressed. With regards to long-term remission of T2DM, the metabolic benefits of bariatric surgery appear to fatigue with time and a proportion of patients will not maintain normoglycaemia without pharmacotherapy. Second, there has been noteworthy progress in the development of several classes of medications for the treatment of T2DM which were unavailable when the original studies comparing the effects of bariatric surgery with pharmacotherapy were conducted. Recognizing the need for further treatment following metabolic surgery for long-term disease control in conjunction with the availability of newer medications offering more effective, nonsurgical treatment presents a critical turning point in treatment treating obesity. While the traditional approach would be to determine the superiority (or non-inferiority) of these agents compared with surgery, clinicians and surgeons must acknowledge the limitations of this attitude towards treatment given evidence from fields such as cancer, where a combinational approach is the gold standard. Recent advances in pharmacotherapy, present not only a novel approach to medical therapy but a renewed impetus to investigate what can be achieved through multimodal care.

2021 ◽  
Author(s):  
Kajsa Sjöholm ◽  
Lena MS Carlsson ◽  
Per-Arne Svensson ◽  
Johanna C. Andersson-Assarsson ◽  
Felipe Kristensson ◽  
...  

<b>OBJECTIVE</b> <p>Obesity and type 2 diabetes are associated with serious, adverse health effects, including cancer. Although bariatric surgery has been shown to reduce cancer risk in patients with obesity, the effect of bariatric surgery on cancer risk in patients with obesity and diabetes is less studied. We therefore examined the long-term incidence of cancer after bariatric surgery and usual care in patients with obesity and diabetes in the matched prospective Swedish Obese Subjects (SOS) study. </p> <p><b>RESEARCH DESIGN AND METHODS</b></p> <p>The SOS study examines long-term outcomes following bariatric surgery or usual care. The current analysis includes 701 patients with obesity and type 2 diabetes at baseline, 393 of which underwent bariatric surgery, and 308 who received conventional obesity treatment. Information on cancer events was obtained from the Swedish National Cancer Register. Median follow-up time was 21.3 years (interquartile range 17.6-24.8 years, maximum 30.7 years). </p> <p><b>RESULTS</b></p> <p>During follow-up, the incidence rate for first-time cancer was 9.1 per 1000-person-years (95% CI, 7.2-11.5) in patients with obesity and diabetes treated with bariatric surgery and 14.1 per 1000-person-years (95% CI, 11.2-17.7) in patients treated with usual obesity care (HRadj=0.63; 95% CI 0.44-0.89, p=0.008). Moreover, surgery was associated with reduced cancer incidence in women (HRadj=0.58; 0.38-0.90, p=0.016), although the sex-treatment interaction was non-significant (p=0.630). In addition, diabetes remission at the 10-year follow-up was associated with reduced cancer incidence (HRadj=0.40; 95% CI 0.22-0.74, p=0.003).</p> <p><b>CONCLUSIONS</b></p> <p>These results suggest that bariatric surgery prevents cancer in patients with obesity and diabetes, and that durable diabetes remission is associated with reduced cancer risk. </p>


Circulation ◽  
2020 ◽  
Vol 142 (Suppl_3) ◽  
Author(s):  
Francesca Watson ◽  
Maddalena Ardissino ◽  
Ravi J Amin ◽  
Chanpreet Arhi ◽  
Peter Collins ◽  
...  

Introduction: Obesity is an increasingly prevalent global health issue and has a considerable disease burden, including numerous co-morbidities. Atherosclerotic cardiovascular disease (ASCVD) is one such co-morbidity associated with a high mortality rate and prevalence, especially in patients with obesity and concomitant Type 2 diabetes mellitus (T2DM). Bariatric surgery is an effective intervention for patients with obesity, shown to reduce overall cardiovascular disease risk. However, few studies have quantified the long-term impact of bariatric surgery on ASCVD outcomes in the context of key co-morbidities such as T2DM. Hypothesis: Bariatric surgery will improve long-term ASCVD outcomes in obese patients with T2DM. Methods: A nested, nationwide, propensity-matched cohort study was carried out using the Clinical Practice Research Datalink. The study cohort included 593 patients who underwent bariatric surgery and had no past history of ASCVD. A further 593 patients served as propensity-score matched controls. Patients were followed up for a median time of 47.2 months. The primary composite study endpoint was the incidence of ASCVD defined by a diagnosis of new coronary artery disease (CAD), cerebrovascular disease (CeVD), peripheral arterial disease (PAD), or other miscellaneous atherosclerotic disease. Secondary endpoints included all-cause mortality and the incidence of CAD, CeVD, and PAD individually. Results: Patients who underwent bariatric surgery had significantly lower rates of new ASCVD during follow-up (HR 0.53, CI 0.30-0.95, p=0.032). No significant difference was observed in rates of new CAD (HR 0.69, CI 0.32-1.46, p=0.331), CeVD (HR 0.23, CI 0.00-5.45, p=0.1760) and PAD (HR 0.55, CI 0.21-1.43, p=0.218). The bariatric surgery group also had a lower rate of all-cause mortality (HR 0.36, CI 0.19-0.71, p=0.003) compared to controls. Conclusions: In this study, bariatric surgery was associated with improved ASCVD outcomes, as well as lower all-cause mortality, in patients with obesity and T2DM. These findings support the use of bariatric surgery in treating obesity and reducing the burden of its related comorbidities.


2020 ◽  
Vol 16 (4) ◽  
pp. 503-508 ◽  
Author(s):  
Daniel Horwitz ◽  
Christina Padron ◽  
Timothy Kelly ◽  
John K. Saunders ◽  
Aku Ude-Welcome ◽  
...  

2018 ◽  
Vol 64 (1) ◽  
pp. 72-81 ◽  
Author(s):  
Piriyah Sinclair ◽  
Neil Docherty ◽  
Carel W le Roux

Abstract BACKGROUND Obesity can be defined as a chronic subcortical brain disease, as there is an important neurophysiological component to its etiology based on changes in the functioning of those areas of the brain controlling food intake and reward. Extensive metabolic changes accompany bariatric surgery-based treatment of obesity. Consequently, the term “metabolic” surgery is being increasingly adopted in relation to the beneficial effects these procedures have on chronic diseases like type 2 diabetes. CONTENT In the present review, we focus on the key biochemical and physiological changes induced by metabolic surgery and highlight the beneficial effects accrued systemically with the use of an organ-based approach. Understanding the impact on and interactions between the gut, brain, adipose tissue, liver, muscle, pancreas, and kidney is key to understanding the sum of the metabolic effects of these operations. SUMMARY Further mechanistic studies are essential to assess the true potential of metabolic surgery to treat metabolic comorbidities of obesity beyond type 2 diabetes. Approaches that may mitigate the metabolic side effects of surgery also require attention. Understanding the positive impact of metabolic surgery on metabolic health may result in a wider acceptance of this intervention as treatment for metabolic, comorbid conditions.


2020 ◽  
Vol 4 (Supplement_1) ◽  
Author(s):  
Johane Simelane ◽  
Amelia Tisi ◽  
Irma Husain ◽  
Pietra Dale Greenberg

Abstract We previously reported a nonrandomized case control study that showed significant improvements in BMI, HbA1c and HDL levels in 30 diabetic veterans who underwent sleeve gastrectomy (SG) through 2 yrs, compared to 23 controls receiving medical management. BMI decreased from 46 to 34 over two yrs and HbA1c from 7.3 to 5.9% in the SG group. We now report the 8 yr follow up. Since then, bariatric surgery has increasingly become an option for the management of not only obesity but also type 2 diabetes. More data is needed on long term outcomes of bariatric surgery compared to medical care. Our cohort is mainly men with more comorbidities and higher average age than typically included in other cohorts that usually include more women. Objectives: The main objective was to compare long term changes in weight, HbA1C, lipids and creatinine in SG group vs. controls. Secondary objectives analyzed were cardiovascular (CV) and mental health outcomes in SG cases and controls. Methods: Charts for diabetic veterans 18 to 80 yrs were reviewed over an 8 yr period. Data was analyzed using Friedman Test, Wilcoxon Signed Rank test with 2-tailed significance level set at p&lt;05. Results: 23 cases and 22 controls were included in the 8-year data analysis. Mean age was 56 and 96% were male. The mean BMI and HbA1C at baseline were 45 and 7.3 in SG group with 41% on insulin and 42 and 8.4 for controls with 59% on insulin. A Friedman test found significant differences in mean changes in weight for BMI, HbA1C and HDL between SG cases and controls over the 8 yrs. (chi-square = 327.48; df = 4; p&lt;0.000001). Follow up pairwise comparisons used a Wilcoxon test. HDL was higher in the SG group (p&lt;.05) in each yr. Mean change in weight and BMI was significantly better for the SG group in the first 6 yrs after SG (p&lt; .01). Nonetheless, the mean weight and BMI of SG group remained below their mean baseline weight and BMI for the full 8 year-period. The mean change in HbA1C was significantly better for the SG group in only the first 2 yrs (p&lt;0.05). LDL change was significantly worse in SG group but not in all years. There were no significant differences in creatinine. Patients who had SG had fewer CV events 8 yrs after SG (baseline OR: 4.17, yr 8 OR:0.77). However, they also had more mental health diagnoses (yr 8 OR: 1.61). Conclusion:The weight loss in the SG group, as compared to controls, lessened over time remaining statistically significant until yr 6. However, the SG group mean BMI and weight remained below baseline at 8 years. HbA1C change remained significantly better in the SG group compared to controls only during the first 2 yrs. Follow up diabetes management in SG group was less consistent than controls. HDL remained significantly higher among the SG group which may be explain the lower CV events in this group. Awareness of more mental health diagnoses among bariatric surgery patients may lead to improved management and better adherence to a healthy lifestyle.


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