Related Experiment Video

Updated: May 1, 2026

Evaluation of Coronary Flow Reserve After Myocardial Ischemia Reperfusion in Rats
06:32

Evaluation of Coronary Flow Reserve After Myocardial Ischemia Reperfusion in Rats

Published on: June 28, 2019

7.7K

The role of coronary artery disease in heart failure

Anuradha Lala1, Akshay S Desai2

  • 1Division of Cardiology, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA; Division of Cardiology, Department of Medicine, New York University School of Medicine, New York, NY, USA.

Heart Failure Clinics
|March 25, 2014
PubMed

Insights

Coronary artery disease (CAD) is now the leading cause of heart failure (HF). This review examines CAD in HF patients and discusses whether coronary revascularization improves outcomes, synthesizing recent trial data for modern management strategies.

Area of Science:

  • Cardiology
  • Cardiovascular Medicine
  • Heart Failure Research

Background:

  • Coronary artery disease (CAD) is increasingly recognized as the primary driver of heart failure (HF) development.
  • Improved survival post-myocardial infarction and reduced rates of hypertension and valvular heart disease contribute to this epidemiological shift.
  • The precise impact of coronary revascularization on HF-related morbidity and mortality remains a subject of ongoing debate.

Purpose of the Study:

  • To review the epidemiology and pathophysiology of CAD in patients with heart failure.
  • To synthesize emerging clinical trial data relevant to the management of CAD in HF.
  • To inform the contemporary approach to managing patients with both CAD and HF.

Main Methods:

  • Literature review of epidemiological data on CAD and HF.
  • Analysis of pathophysiological mechanisms linking CAD to HF.
  • Synthesis of findings from recent clinical trials on coronary revascularization in HF patients.

Main Results:

  • CAD is the predominant etiology for incident heart failure.
  • Evidence regarding the benefits of coronary revascularization in reducing HF morbidity and mortality is still evolving and debated.
  • Recent clinical trials provide new insights into optimal management strategies.

Conclusions:

  • Coronary artery disease is the leading cause of heart failure, necessitating a focused approach to its management in this population.
  • Further research and careful consideration of recent trial data are crucial for optimizing the role of coronary revascularization in heart failure patients with CAD.
  • A comprehensive understanding of CAD epidemiology, pathophysiology, and treatment efficacy is essential for modern heart failure management.

Keywords:
Coronary artery diseaseCoronary revascularizationHeart failureMyocardial infarction

Related Concept Videos

Heart Failure I: Introduction01:27

Heart 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...
1.7K
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
4.8K
Imbalances in Cardiac Output01:26

Imbalances in Cardiac Output

The heart's primary function is to pump blood throughout the body, maintaining a balance between blood sent out (cardiac output) and blood returning (venous return). If this balance is disrupted, it can result in congestive heart failure (CHF), a severe condition where the heart becomes an inefficient pump, leading to inadequate blood circulation.
CHF can occur due to the failure of either side of the heart. Left-side failure leads to pulmonary congestion—the right side continues to send...
3.3K
Heart Failure II: Pathophysiology01:29

Heart 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...
1.9K
Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

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...
1.8K
Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

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...
1.1K