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Related Concept Videos

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

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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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Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

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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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Acute Coronary Syndrome I: Introduction01:30

Acute Coronary Syndrome I: Introduction

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Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
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Coronary Artery Disease III: Clinical Manifestations01:30

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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...
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Acute Coronary Syndrome III: Diagnostic Studies01:30

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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Endocarditis II: Clinical Features of Infective Endocarditis01:25

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Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
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[Coronary ectasias and thrombosis].

M A Bouzid1, H Benamer2, X Halna du Fretay3

  • 1Hôpital Foch, 40, rue Worth, 92150 Suresnes, France; Hôpital européen de Paris-la-Roseraie, 120, avenue de la République, 93300 Aubervilliers, France.

Annales De Cardiologie Et D'Angeiologie
|November 7, 2017
PubMed
Summary

Ectasias and coronary aneurysms, uncommon manifestations of coronary atherosclerosis, present unique challenges. Medical management is preferred due to complex anatomy, with revascularization reserved for acute coronary syndromes.

Keywords:
AneurysmAngioplastie coronaireAnticoagulantAnévrysmeCoronary angioplastyCoronary ectasiaEctasie coronaireThromboseThrombosis

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Area of Science:

  • Cardiology
  • Vascular Medicine
  • Atherosclerosis Research

Background:

  • Ectasias and coronary aneurysms are rare coronary artery diseases, often linked to coronary atherosclerosis in adults.
  • These conditions can coexist and are frequently associated with coronary stenosis.
  • Previous theories suggested poor prognosis due to in situ thrombosis and distal embolization from slow flow.

Purpose of the Study:

  • To evaluate clinical and angiographic characteristics of ectasias and coronary aneurysms.
  • To analyze therapeutic choices for these coronary artery lesions.
  • To review existing literature on the pathophysiology and management of coronary ectasias and aneurysms.

Main Methods:

  • Retrospective case series analysis of 47 patients with ectasias and coronary aneurysms.
  • Comprehensive review of clinical and angiographic data.
  • Literature review on coronary ectasias and aneurysms.

Main Results:

  • In situ thrombosis is not the typical pathophysiological mechanism.
  • Coronary ectasias and aneurysms represent a specific form of coronary atherosclerosis.
  • Medical treatment was indicated in 57.4% of cases; anticoagulants were rarely used (4.25%).
  • Revascularization was performed in 70.6% of acute coronary syndrome cases.
  • Complex angiographic features likely contribute to lower revascularization rates.

Conclusions:

  • Coronary ectasias and aneurysms are distinct manifestations of coronary atherosclerosis.
  • Medical management is the predominant treatment strategy.
  • Revascularization is reserved for acute coronary syndromes, with technical challenges influencing procedural rates.