Purposes: To review current data regarding the known pathophysiology of insulin resistance and its associated sequelae related to cardiovascular risk, to discuss the current measures for insulin sensitivity and studies associated with measures of insulin resistance, and to summarize the impact of insulin resistance.
Data Sources: CINAHL, Health and Wellness Resource Center, and Medline.
Findings: Insulin resistance yields a diminished sensitivity of key target cells to the actions of insulin and is present early in the course of insulin resistance syndrome, also known as metabolic syndrome, leading to prediabetes and cardiovascular disease approximately 10 years before the diagnosis of type 2 diabetes.
Implications For Practice: Early identification of insulin-resistant individuals would allow extra time for preventive measures and may alter the progression of the development of associated cardiovascular risk. A recommendation for a treatment plan of identified insulin-resistant individuals is provided.
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http://dx.doi.org/10.1111/j.1745-7599.2008.00324.x | DOI Listing |
Biomark Med
January 2025
Neurology Department, University Hospital Fattouma Bourguiba, Monastir, Tunisia.
Background: Accurate distinction between stroke etiologic subtypes is critical for physicians to provide tailored treatment. The triglyceride-glucose (TyG) index, a marker of insulin resistance, has been associated with stroke risk but its role in distinguishing stroke etiologic subtypes remains unclear. We aimed to assess the TyG index's ability to differentiate cardioembolic (CE) from non-cardioembolic (NCE) strokes.
View Article and Find Full Text PDFFront Endocrinol (Lausanne)
December 2024
National Metabolic Management Center, Longyan First Affiliated Hospital of Fujian Medical University, Longyan, Fujian, China.
Background: The triglycerides to Apolipoprotein A1 ratio (TG/APOA1) holds promise to be a more valuable index of insulin resistance for the diagnosis of metabolic dysfunction-associated fatty liver disease (MAFLD) in type 2 diabetes mellitus (T2DM). This study aims to evaluate the correlation between TG/APOA1 and MAFLD, as well as compare the efficacy of TG/APOA1 with triglycerides to high-density lipoprotein cholesterol ratio (TG/HDL-c) and triglyceride-glucose (TyG) index in identifying MAFLD among individuals with T2DM.
Method: This study consecutively recruited 779 individuals with T2DM for the investigation.
Front Endocrinol (Lausanne)
December 2024
Department of Experimental Research, Guangxi Medical University Cancer Hospital, Nanning, China.
Background: Body mass index (BMI) consistently correlates with the triglyceride-glucose (TyG) index, a marker of insulin resistance, which in turn is linked to heightened cardiovascular disease (CVD) risk. Thus, insulin resistance could potentially mediate the association between BMI and CVD risk. However, few studies have explored this mechanism in the general population.
View Article and Find Full Text PDFFront Endocrinol (Lausanne)
December 2024
Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, United States.
Diabetic cardiomyopathy (DMCM), defined as left ventricular dysfunction in the setting of diabetes mellitus without hypertension, coronary artery disease or valvular heart disease, is a well-recognized entity whose prevalence is certainly predicted to increase alongside the rising incidence and prevalence of diabetes mellitus. The pathophysiology of DMCM stems from hyperglycemia and insulin resistance, resulting in oxidative stress, inflammation, cardiomyocyte death, and fibrosis. These perturbations lead to left ventricular hypertrophy with associated impaired relaxation early in the course of the disease, and eventually culminating in combined systolic and diastolic heart failure.
View Article and Find Full Text PDFBackground: Type 2 Diabetes Mellitus (T2DM) is a significant public health burden. Emerging evidence links volatile organic compounds (VOCs), such as benzene to endocrine disruption and metabolic dysfunction. However, the effects of chronic environmentally relevant VOC exposures on metabolic health are still emerging.
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