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Related Concept Videos

Diabetes Mellitus: Overview and Type I Subtype01:22

Diabetes Mellitus: Overview and Type I Subtype

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...
Diabetes Mellitus: Type 2 and Gestational01:22

Diabetes 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...
Pathophysiology of Diabetes01:20

Pathophysiology of Diabetes

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

Diabetes: Symptoms, Diagnosis, and Complications

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 based on...
Type II Diabetes I: Introduction01:26

Type 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...
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Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis

Type 2 diabetes mellitus develops gradually and is often asymptomatic in early stages.Clinical ManifestationsWhen symptoms appear, they include fatigue, blurred vision, pruritus, delayed wound healing, and recurrent infections, particularly candidal infections. Peripheral neuropathy may present as numbness or tingling in the extremities. Classic hyperglycemia symptoms—polyuria, polydipsia, and polyphagia—are less common. Most patients are overweight and frequently have associated hypertension...

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Related Experiment Video

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Studying Diabetes Through the Eyes of a Fish: Microdissection, Visualization, and Analysis of the Adult tg(fli:EGFP) Zebrafish Retinal Vasculature
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Preventing diabetes mellitus in developing countries.

Justin B Echouffo-Tcheugui1, Samuel Dagogo-Jack

  • 1Hubert Department of Global Health, Rollins School of Public Health, Emory University, 1518 Clifton Road NE, Atlanta, GA 30322, USA.

Nature Reviews. Endocrinology
|April 11, 2012
PubMed
Summary
This summary is machine-generated.

Primary prevention of type 2 diabetes mellitus (T2DM) is crucial in developing nations, where most cases will occur by 2030. Lifestyle modification offers an effective, low-cost strategy for T2DM prevention in these regions.

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Area of Science:

  • Public Health
  • Preventive Medicine
  • Global Health

Background:

  • Type 2 diabetes mellitus (T2DM) disproportionately affects working-age populations in developing countries, leading to significant economic burdens.
  • The economic impact is exacerbated by the frequent co-occurrence and interaction of T2DM with infectious diseases like AIDS and tuberculosis.
  • By 2030, over 70% of individuals with T2DM are projected to live in developing regions, highlighting the urgent need for primary prevention strategies.

Purpose of the Study:

  • To emphasize the critical need for primary prevention of T2DM in developing countries.
  • To advocate for lifestyle modification as the most effective and cost-efficient T2DM prevention strategy.
  • To identify suitable approaches for T2DM prevention programs in resource-limited settings.

Main Methods:

  • Reviewing evidence from landmark T2DM prevention trials focusing on lifestyle modification versus medication.
  • Evaluating the cost-effectiveness, safety, and sustainability of lifestyle interventions.
  • Proposing low-cost strategies for identifying at-risk individuals and implementing group-based interventions.

Main Results:

  • Lifestyle modification is demonstrably more effective, cheaper, and safer than medication for T2DM prevention, yielding sustained benefits.
  • Group-based, inexpensive lifestyle interventions, coupled with low-cost risk identification, are promising for resource-poor countries.
  • Existing T2DM prevention programs often lack adaptation to the specific needs of developing countries.

Conclusions:

  • Lifestyle modification represents the most viable approach for T2DM prevention in developing nations.
  • Tailored, low-cost, group-based interventions are recommended for resource-limited settings.
  • Widespread T2DM prevention requires societal coordination, supportive government policies, and innovative funding.