Related Experiment Video
Updated: Jul 7, 2026
06:22
Modeling and Evaluation of Murine Diabetic Cardiomyopathy Model
Published on: November 29, 2024
Type 2 diabetes mellitus and heart failure
Christine K Choy1, Jo E Rodgers, Jean M Nappi
1Department of Pharmacy Practice and Science, School of Pharmacy, University of Maryland, Baltimore, MD 21201, USA.
Pharmacotherapy
|January 30, 2008
Summary
Diabetes and heart failure significantly increase mortality risk. Metformin may reduce risk, while thiazolidinediones increase heart failure risk. Standard heart failure therapies are generally beneficial for diabetic patients.
Area of Science:
- Cardiology
- Endocrinology
- Pharmacology
Background:
- Diabetes mellitus and heart failure are increasingly prevalent comorbidities.
- Patients with both conditions face a poorer prognosis and higher mortality risk (1.5-2 fold).
Purpose of the Study:
- To examine the relationship between diabetes and heart failure.
- To assess the impact of antidiabetic drugs on heart failure development.
- To evaluate heart failure therapies in diabetic patients.
Main Methods:
- Review of randomized controlled trials and retrospective analyses.
- Analysis of subgroup data from landmark clinical trials.
Main Results:
- Insulin and sulfonylureas show no significant effect on new-onset heart failure.
- Metformin may offer a modest risk reduction for heart failure.
- Thiazolidinediones increase heart failure risk, especially with insulin.
- ACE inhibitors, ARBs, beta-blockers, and aldosterone antagonists are beneficial in diabetic patients with heart failure.
Conclusions:
- Metformin's role in established heart failure requires further study.
- Thiazolidinediones should be used cautiously in heart failure patients with diabetes.
- Standard heart failure treatments are largely effective and recommended for diabetic patients.
- Future studies need robust diabetes cohorts for subgroup analysis.
Related Concept Videos
01:24Type II Diabetes II: Pathophysiology
PathophysiologyType 2 diabetes mellitus (T2DM ) is a chronic metabolic disorder characterized by insulin resistance and progressive pancreatic β-cell dysfunction, leading to impaired glucose homeostasis. It results from interactions among genetic predisposition, environmental factors, and metabolic stressors, such as overnutrition and a sedentary lifestyle.Insulin Resistance and Glucose DysregulationEarly T2DM involves insulin resistance in skeletal muscle, adipose tissue, and the liver.
01:26Type II Diabetes I: Introduction
Type 2 diabetes mellitus (T2DM) is a chronic metabolic disorder characterized by insulin resistance, in which target tissues such as the liver, muscle, and adipose tissue respond poorly to insulin. It is also associated with inadequate compensatory insulin secretion, where pancreatic β-cells fail to produce sufficient insulin. Together, these abnormalities lead to persistent hyperglycemia.EtiologyT2DM develops through a complex interaction of genetic predisposition and environmental or...
01:22Diabetes Mellitus: Type 2 and Gestational
Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
01:36Carbohydrate Metabolism
Carbohydrates are polymers composed of molecules containing atoms of carbon, hydrogen and oxygen. One gram of carbohydrate can provide four kilo-calories of energy, which makes it the most efficient instant energy source.
Starch accounts for approximately 60% of the carbohydrates consumed by humans. Since amylase enzymes cannot function in the stomach's acidic environment, starch can only be digested in the mouth and small intestine. Simple sugars are found naturally in milk and fruits in the...
Starch accounts for approximately 60% of the carbohydrates consumed by humans. Since amylase enzymes cannot function in the stomach's acidic environment, starch can only be digested in the mouth and small intestine. Simple sugars are found naturally in milk and fruits in the...
01:27Heart Failure I: Introduction
Heart failure refers to a clinical syndrome caused by structural or functional cardiac disorders that prevent the heart from pumping an adequate amount of blood to meet the body's metabolic needs. This condition often arises from myocardial infarction or ischemia, leading to decreased cardiac output, reduced tissue perfusion, impaired gas exchange, fluid volume imbalance, and decreased functional ability.Heart failure can result from disruptions in the mechanisms that regulate cardiac output...
01:29Heart Failure II: Pathophysiology
Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...