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Coronary Artery Disease I: Introduction

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...

Coronary Artery Disease IV: Preventive Measures

Coronary Artery Disease IV: Preventive Measures

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...

Coronary Artery Disease II: Pathophysiology

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...

Coronary Artery Disease III: Clinical Manifestations

Coronary Artery Disease III: Clinical Manifestations

Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...

Coronary Artery Disease V: Interprofessional Care

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Acute Coronary Syndrome III: Diagnostic Studies

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Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...

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Intracoronary Acetylcholine Provocation Testing for Assessment of Coronary Vasomotor Disorders

Intracoronary Acetylcholine Provocation Testing for Assessment of Coronary Vasomotor Disorders

Published on: August 18, 2016

Testosterone and coronary artery disease.

J Nettleship¹, R Jones, K Channer

¹Academic Unit of Diabetes, Endocrinology and Metabolism, University of Sheffield, Sheffield, UK.

Frontiers of Hormone Research

|November 18, 2008

Summary

Testosterone may not harm cardiovascular health as previously assumed. Lower testosterone levels, not male sex, are linked to coronary artery disease (CAD), suggesting testosterone may protect against atherosclerosis.

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Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty

Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty

Published on: January 28, 2020

Area of Science:

Cardiovascular Science
Endocrinology
Atherosclerosis Research

Background:

Coronary artery disease (CAD) mortality shows a consistent 2:1 male to female ratio, leading to the hypothesis that testosterone is detrimental to cardiovascular health.
However, CAD risk increases with age, coinciding with declining testosterone levels, and low testosterone is associated with cardiovascular risk factors.

Purpose of the Study:

To investigate the role of testosterone in the development and progression of coronary artery disease (CAD).
To evaluate the relationship between testosterone levels and atherosclerosis.
To examine the effects of testosterone on myocardial ischemia.

Main Methods:

Review of epidemiological studies correlating testosterone levels with atherosclerosis markers.
Analysis of animal models investigating the impact of castration and testosterone replacement on atherosclerosis.
Examination of clinical studies on testosterone's effect on myocardial ischemia in patients with angina pectoris.

Main Results:

Epidemiological data suggest an inverse relationship between testosterone levels and atherosclerosis markers, indicating a potential protective role for testosterone.
Animal studies show accelerated atherosclerosis after castration and reduced progression with testosterone replacement.
Testosterone administration improved myocardial ischemia in men with angina pectoris.

Conclusions:

The assumption that testosterone is detrimental to cardiovascular health is challenged by current evidence.
Low testosterone states, rather than male sex, may be more strongly associated with coronary artery disease (CAD).
Testosterone appears to beneficially modulate the atherosclerotic process and may protect against cardiovascular disease.