Publications by authors named "Raffaella Buzzetti"

Background: Glucagon-like peptide 1 receptor agonists (RA) are novel agents used in the management of type 2 diabetes (T2D) and obesity. Although highly effective, the response to treatment may vary significantly among patients.

Objective: This perspective review aims to summarise the current knowledge about markers of poor or good response to GLP-1 RA, highlighting the possibility of tailoring treatment strategies and reducing costs associated with T2D and obesity treatment.

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Article Synopsis
  • The prevalence of type 2 diabetes mellitus (T2DM) in children and adolescents is increasing, largely due to rising childhood obesity rates, making it a significant public health issue worldwide.
  • Treating youth-onset T2DM is challenging due to limited treatment options, reliance on adult-based guidelines, and difficulties in conducting pediatric studies.
  • Recent treatment guidelines from organizations like ADA, NICE UK, and ISPAD aim to address these challenges, explore unique aspects of youth-onset T2DM, and identify treatment gaps while promoting further research for better outcomes.
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Aims: To assess whether impaired vestibular perception of self-motion is a risk factor for unsteadiness and falls in elderly patients with type 2 diabetes (T2D).

Materials And Methods: 113 participants (65-75 years old) with T2D underwent tests of roll and pitch discrimination, postural stability (Berg Balance Scale, Modified Romberg Test, and quantitative posturography), clinical examination and blood chemistry analyses. Falls 1-year after enrolment were self-reported.

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  • Diabetic nephropathy is a major cause of kidney disease in developed countries, and this study aimed to compare the effects of glucagon-like peptide-1 receptor agonists (GLP1RA) and sodium-glucose cotransporter 2 inhibitors (SGLT2i) on kidney function in patients with type 2 diabetes mellitus.
  • A total of 478 patients were analyzed, and results showed that the reduction in estimated glomerular filtration rate (eGFR) after 24 months was similar for both treatments, with no significant differences in weight loss or treatment discontinuation.
  • The findings suggest that both classes of medication have similar effects on kidney function over time, indicating their potential for managing diabetic nephropathy effectively.
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Context: People with clinically diagnosed type 2 diabetes (T2D) but positive anti-glutamic acid decarboxylase autoantibodies (GADA), referred to here as latent autoimmune diabetes in adults (LADA), may experience more rapid glycemic deterioration than those with T2D and may benefit from effective diabetes treatment with additional metabolic benefits.

Objective: Assess glycated hemoglobin (HbA1c) and body weight (BW) changes associated with tirzepatide in GADA-positive versus GADA-negative participants with clinical T2D diagnosis.

Design: Post hoc analyses based on pooled data from SURPASS 2-5, using mixed-model repeated measures from the efficacy analysis set, adjusting for study and baseline covariates including age, sex, baseline values, body mass index (BMI), and GADA status.

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  • The study aims to update the approach for using basal insulin (BI) in treating type 2 diabetes (T2D) by gathering expert opinions through the Delphi consensus method.
  • A panel of 31 diabetologists evaluated 29 statements related to BI therapy, ultimately agreeing on 26 as relevant, emphasizing the need for timely initiation of BI alongside other treatments.
  • The findings suggest that while newer drug options exist, BI therapy remains crucial in T2D management, and second-generation basal insulins are preferred for their improved flexibility and ease of use.
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Introduction: Despite the improvements of insulin therapy, people with type 1 diabetes (T1D) still suffer from a decreased quality of life and life expectancy. The search toward a cure for T1D is therefore still a scorching open field of research.

Areas Covered: Tackling the immune checkpoint signaling pathways has gained importance in the field of cancer immunotherapy.

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Aim: The study was designed to generate real-world evidence on IDegLira in the Italian clinical practice in two groups of patients with type 2 diabetes (T2D), switching to IDegLira either from a basal only (basal group) or basal-bolus insulin regimen (BB group).

Materials And Methods: This was a non-interventional, multicentre, single-cohort, prospective study assessing the long-term glycaemic control in patients with T2D, who switched to IDegLira from a basal insulin ± glucose-lowering medication regimen with or without a bolus insulin component for approximately 18 months, conducted in 28 Italian diabetes centres. The primary endpoint was the change in glycated haemoglobin (HbA1c) levels from baseline to 6 months after IDegLira initiation.

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Aim: To compare the efficacy and safety of saxagliptin/dapagliflozin and insulin glargine in people with latent autoimmune diabetes in adults (LADA).

Methods: In this phase 2b multicentre, open-label, comparator-controlled, parallel-group, non-inferiority study, we randomly assigned 33 people with LADA who had a fasting C-peptide concentration ≥0.2 nmol/L (0.

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Aim: We examined whether metabolic dysfunction-associated steatotic liver disease (MASLD) with or without significant fibrosis (assessed by validated non-invasive biomarkers) was associated with an increased risk of prevalent chronic kidney disease (CKD) or diabetic retinopathy in people with type 1 diabetes mellitus (T1DM).

Methods: We performed a retrospective multicenter cross-sectional study involving 1,409 adult outpatients with T1DM, in whom hepatic steatosis index (HSI) and fibrosis (FIB)-4 index were calculated for non-invasively detecting hepatic steatosis (defined by HSI > 36), with or without coexisting significant fibrosis (FIB-4 index ≥ 1.3 or < 1.

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Chitotriosidase (CHIT), a mammalian chitinase secreted by neutrophils and activated macrophages, is increased in both cardiovascular disease (CVD) and type 2 diabetes (T2D). Arterial stiffness rises early in T2D and increases the risk of CVD. The aim of this study is to evaluate CHIT activity as an early biomarker of arterial stiffness in people with T2D free from overt vascular complications.

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Context: Mortality in type 2 diabetes is twice that of the normoglycemic population. Unravelling biomarkers that identify high-risk patients for referral to the most aggressive and costly prevention strategies is needed.

Objective: To validate in type 2 diabetes the association with all-cause mortality of a 14-metabolite score (14-MS) previously reported in the general population and whether this score can be used to improve well-established mortality prediction models.

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  • - This study aimed to compare the risk of metabolic dysfunction-associated fatty liver disease (MAFLD) in adults with type 1 diabetes using either multiple daily injections (MDI) or insulin pumps (CSII).
  • - Researchers analyzed data from 1,417 individuals, finding that insulin pump users tended to be younger, had better blood sugar control, and a lower prevalence of MAFLD with significant liver fibrosis compared to those on MDI.
  • - The results suggested that while insulin pump therapy was linked to a lower risk of MAFLD with significant fibrosis, this association largely disappeared after adjusting for factors like age and blood sugar levels.
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Purpose: Continuous Glucose Monitoring (CGM) is a key tool for insulin-treated people with diabetes (PwD). CGM devices include both real-time CGM (rtCGM) and intermittently scanned CGM (isCGM), which are associated with an improvement of glucose control and less hypoglycemia in clinical trials of people with type 1 and type 2 diabetes.

Methods: This is an expert position to update a previous algorithm on the most suitable choice of CGM for insulin-treated PwD in light of the recent evidence and clinical practice.

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Background: We assessed whether hepatic steatosis with or without significant fibrosis (determined by validated non-invasive biomarkers) is associated with an increased 10-year estimated risk for cardiovascular disease (CVD) in people with type 1 diabetes mellitus (T1DM).

Methods: We conducted a retrospective, multicenter, cross-sectional study involving 1,254 adults with established T1DM without pre-existing CVD. We used the hepatic steatosis index (HSI) and fibrosis (FIB)-4 index for non-invasively detecting hepatic steatosis (defined as HSI > 36), with or without coexisting significant fibrosis (defined as FIB-4 index ≥ 1.

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Recent evidence suggests a role for Diabetes Mellitus in adverse outcomes from COVID-19 infection; yet the underlying mechanisms are not clear. Moreover, attention has turned to prophylactic vaccination to protect the population from COVID-19-related illness and mortality. We performed a comprehensive peer-reviewed literature search on an array of key terms concerning diabetes and COVID-19 seeking to address the following questions: 1.

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Context: Patients with type 1 diabetes (T1D) have higher cardiovascular disease (CVD) risk than the general population.

Objective: This observational study aims to evaluate sex-related differences in CVD prevalence and CVD risk estimates in a large cohort of T1D adults.

Methods: We conducted a multicenter, cross-sectional study involving 2041 patients with T1D (mean age 46 years; 44.

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  • The study investigates the role of biomarkers osteocalcin, osteoprotegerin, and osteopontin in identifying cardiovascular disease (CVD) and diabetic retinopathy (DR) in individuals with type 2 diabetes (T2D).
  • It involved measuring the concentrations of these biomarkers in 848 T2D participants and using logistic regression to analyze their associations with CVD and DR.
  • The findings indicate that higher osteocalcin levels are linked to macrovascular complications (CVD), while increased osteoprotegerin and osteopontin levels are associated with microvascular complications (DR), suggesting these proteins are key players in vascular disease processes in diabetes.
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Aim: To determine whether the magnitude of the cardiorenal benefits of sodium-glucose co-transporter-2 inhibitors (SGLT2is) varies with baseline kidney function.

Methods: We searched randomized, placebo-controlled trials testing the effects of SGLT2is on renal and cardiovascular outcomes. Efficacy outcomes, stratified by baseline estimated glomerular filtration rate (eGFR) categories, included renal disease progression, a composite heart failure (HF) outcome and mortality.

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Introduction: Diabetes mellitus worsens the prognosis of SARS-CoV-2 infection, and vaccination has been the major tool for reducing the risk of hospitalisation, and mortality. The primary aim of this study was to evaluate the response to the SARS-CoV-2 vaccine in subjects with diabetes and controls. Differences between type 1 (T1D) and type 2 (T2D) diabetes and clinical determinants of vaccination response were also evaluated.

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Sodium−glucose co-transporter-2 inhibitors or gliflozins, the newest anti-hyperglycemic class, induce cardioprotective benefits in patients with type 2 diabetes (T2D). As platelet activation and oxidative stress play a key role in atherothrombotic-related complications, we hypothesized that gliflozins might modulate oxidative stress, platelet activation and thrombus formation. We performed an interventional open-label single-arm before-after study in 32 T2D patients on top of their ongoing metformin therapy.

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