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Related Concept Videos

Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

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Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
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Coronary Artery Disease II: Pathophysiology01:26

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Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
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Coronary Artery Disease IV: Preventive Measures01:26

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Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

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Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
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Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

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The pathophysiology of Acute Coronary Syndrome [ACD] involves several key processes:The main underlying cause of ACD is atherosclerosis, a chronic inflammatory disease characterized by the buildup of lipid-laden plaques within the coronary arteries.As the atherosclerotic plaque grows in the coronary artery, it may become unstable due to the formation of a lipid-rich core and a thin fibrous cap. Inflammatory cells within the plaque, such as macrophages, secrete enzymes that degrade the...
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Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
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Postprandial hypertriglyceridemia as a coronary risk factor.

Jan Borén1, Niina Matikainen2, Martin Adiels1

  • 1Department of Molecular and Clinical Medicine/Wallenberg Laboratory, University of Gothenburg, Gothenburg, Sweden.

Clinica Chimica Acta; International Journal of Clinical Chemistry
|February 11, 2014
PubMed
Summary

Postprandial hypertriglyceridemia, characterized by high triglycerides after meals, is a significant cardiovascular disease risk. Understanding its mechanisms and management is crucial for preventing atherosclerosis.

Keywords:
Cardiovascular risk factorPostprandial hypertriglyceridemiaTriglyceride-rich lipoproteins

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Area of Science:

  • Cardiovascular Medicine
  • Metabolic Disorders
  • Lipid Metabolism

Background:

  • Postprandial hypertriglyceridemia is a key risk factor for cardiovascular disease (CVD).
  • It stems from overproduction or reduced breakdown of triglyceride-rich lipoproteins (TRLs), linked to obesity and insulin resistance.
  • Accumulated TRL remnants in arteries accelerate atherosclerosis due to high cholesterol content.

Purpose of the Study:

  • To review the mechanisms and consequences of excessive postprandial hypertriglyceridemia.
  • To examine epidemiological evidence linking high triglycerides and remnant particles to CVD.
  • To discuss diagnostic methods and current/future treatment strategies.

Main Methods:

  • Review of existing literature on postprandial lipemia and cardiovascular risk.
  • Analysis of epidemiological data supporting the role of triglycerides and remnant particles.
  • Discussion of measurement techniques for postprandial hypertriglyceridemia and apolipoproteins.

Main Results:

  • Elevated TRL remnants in the postprandial state contribute significantly to atherosclerosis.
  • Remnant particles, though less permeable than LDL, carry substantially more cholesterol.
  • Clinical recognition and management of postprandial hypertriglyceridemia are hindered by technical and guideline challenges.

Conclusions:

  • Postprandial hypertriglyceridemia is an established CVD risk factor requiring better clinical recognition.
  • Effective management strategies are needed due to the lack of international guidelines.
  • Further research into diagnostic tools and therapeutic interventions is warranted.