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Related Concept Videos

Aneurysm I: Introduction01:30

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
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...
Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
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...
Coronary Circulation01:21

Coronary Circulation

The heart, an organ critical to survival, gets nourishment not from the blood it pumps but from a separate circulation system known as coronary circulation. This is the shortest circulation in the body and is responsible for supplying the heart with the nutrients it needs to function effectively.
Coronary circulation begins at the base of the aorta, where two main arteries arise—the left and right coronary arteries. These arteries encircle the heart in the coronary sulcus and supply the...
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...

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Related Experiment Video

Updated: Jun 25, 2026

Creation of Two Saccular Elastase-Digested Aneurysms with Different Hemodynamics in One Rabbit
07:04

Creation of Two Saccular Elastase-Digested Aneurysms with Different Hemodynamics in One Rabbit

Published on: April 15, 2021

Coronary aneurysms.

Aneta I Gziut1, Robert J Gil

  • 1Department of Cardiology, Central Clinical Hospital Ministry of Interior and Administration, Warszawa, Poland. anetagziut@poczta.onet.pl

Polskie Archiwum Medycyny Wewnetrznej
|February 11, 2009
PubMed
Summary
This summary is machine-generated.

Coronary aneurysms, abnormal artery dilations, affect up to 4.9% of patients. Management focuses on preventing blood clots and closing the aneurysm entry.

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Area of Science:

  • Cardiology
  • Vascular Biology

Background:

  • Coronary aneurysms are vascular anomalies affecting 0.15-4.9% of patients.
  • Definitions vary, encompassing diffuse or localized dilations exceeding 150% of normal diameter.
  • Most common in the right coronary artery, least in the left main coronary artery.

Purpose of the Study:

  • To review the definitions, causes, and management of coronary aneurysms.
  • To highlight the role of vascular wall pathology in aneurysm formation.
  • To discuss therapeutic strategies for preventing complications.

Main Methods:

  • Literature review of coronary aneurysm definitions and pathogenesis.
  • Analysis of etiological factors including atherosclerosis and Kawasaki disease.
  • Examination of clinical consequences and treatment approaches.

Main Results:

  • Atherosclerosis is the primary cause in adults; Kawasaki disease in younger populations.
  • Vascular media pathology is a key factor in aneurysm development.
  • Common complications include thrombus formation, embolization, vasospasm, and vessel disruption.

Conclusions:

  • Standardized definitions for coronary aneurysms are lacking.
  • Effective management requires addressing thromboembolic risks and aneurysm closure.
  • Understanding pathogenesis is crucial for optimal patient care.