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Related Concept Videos

Diabetes: Management and Pharmacotherapy01:15

Diabetes: Management and Pharmacotherapy

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The therapy for diabetes aims to alleviate hyperglycemia-related symptoms, prevent acute metabolic decompensation, and reduce chronic end-organ complications. Glycemic control is evaluated through short-term (self-monitoring, continuous glucose monitoring) and long-term (A1c, fructosamine) metrics, enabling near real-time tracking of blood glucose levels and reflecting glycemic control over specific time frames.
Insulin remains the cornerstone of treatment for most patients with type 1 and many...
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Diabetes Mellitus: Overview and Type I Subtype01:22

Diabetes Mellitus: Overview and Type I Subtype

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Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
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Diabetes Mellitus: Type 2 and Gestational01:22

Diabetes Mellitus: Type 2 and Gestational

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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...
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Diabetes: Symptoms, Diagnosis, and Complications01:15

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For most patients, experiencing several weeks of polyuria, polydipsia, fatigue, and significant weight loss may indicate the presence of diabetes. Furthermore, adults displaying the phenotypic appearance of type 2 diabetes (particularly those who are obese and not initially insulin-requiring), may have islet cell autoantibodies, suggesting autoimmune-mediated β cell destruction and a diagnosis of latent autoimmune diabetes of adults (LADA). The categorization of glucose homeostasis is...
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Pathophysiology of Diabetes01:20

Pathophysiology of Diabetes

822
Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility,...
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Hormonal Regulation01:33

Hormonal Regulation

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The renin-aldosterone system is an endocrine system which guides the renal absorption of water and electrolytes, thus managing blood pressure and osmoregulation. Activation of the system begins in the kidneys with a small cluster of cells adjacent to the afferent and efferent blood vessels of the renal corpuscle. As the nephrons are filtering blood, juxtaglomerular cells monitor blood pressure. If they detect a decrease in pressure, they release the hormone renin into the bloodstream.
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Related Experiment Video

Updated: May 16, 2025

Transesophageal Atrial Burst Pacing for Atrial Fibrillation Induction in Rats
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Diabetes and Atrial Fibrillation: Insight From Basic to Translational Science Into the Mechanisms and Management.

Bharat K Kantharia1,2, Mohammadreza Tabary3, Lingling Wu4

  • 1Cardiovascular and Heart Rhythm Consultants, New York, New York, USA.

Journal of Cardiovascular Electrophysiology
|April 2, 2025
PubMed
Summary
This summary is machine-generated.

Diabetes mellitus (DM) significantly increases risks for atrial fibrillation (AF), leading to higher mortality and heart failure. This review explores the complex mechanisms linking DM and AF, from basic science to clinical management.

Keywords:
antidiabetic drugsatrial cardiomyopathyatrial fibrillationatriopathydiabetes mellitusfibrosisinflammation

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Area of Science:

  • Cardiology
  • Endocrinology
  • Translational Science

Background:

  • Atrial fibrillation (AF) remains a major cause of mortality and morbidity, including heart failure and stroke.
  • Diabetes mellitus (DM) is an independent risk factor for AF, exacerbating adverse outcomes.
  • The interplay between DM and AF involves complex pathophysiology, including atrial cardiomyopathy.

Purpose of the Study:

  • To review the intricate mechanisms underlying AF in patients with DM.
  • To discuss current and emerging management strategies for AF in the context of DM.
  • To bridge insights from basic science to translational applications.

Main Methods:

  • Review of current literature on the pathophysiology of AF in DM.
  • Analysis of basic science findings related to atrial remodeling and dysfunction in DM.
  • Examination of clinical studies on AF management in diabetic patients.

Main Results:

  • DM contributes to AF through structural changes (atrial cardiomyopathy), fibrosis, and impaired cardiac function.
  • Key factors include ion channel abnormalities, renin-angiotensin-aldosterone system dysregulation, and autonomic dysfunction.
  • Understanding these mechanisms is crucial for effective AF management in DM.

Conclusions:

  • The relationship between DM and AF is multifactorial, involving significant atrial remodeling.
  • Targeting DM-related pathways offers potential for novel AF therapies.
  • Integrated management strategies are essential for improving outcomes in patients with both conditions.