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Related Concept Videos

Aneurysm I: Introduction01:30

Aneurysm I: Introduction

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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...
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Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

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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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Coronary Circulation01:21

Coronary Circulation

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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...
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Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

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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...
46
Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

79
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...
79
Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

79
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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Related Experiment Video

Updated: Oct 12, 2025

Creation of Two Saccular Elastase-Digested Aneurysms with Different Hemodynamics in One Rabbit
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[Coronary Aneurysm with Fistula].

Taku Sakurada1, Hiroki Uchiyama, Toshiyuki Maeda

  • 1Department of Cardiovascular Surgery, Sapporo Central Hospital, Sapporo, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|November 19, 2021
PubMed
Summary

Two rare cases of coronary artery aneurysm with fistula were successfully treated using distinct surgical interventions. Both patients experienced uneventful recoveries, showcasing effective management of these complex cardiac conditions.

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Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
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Area of Science:

  • Cardiology
  • Cardiovascular Surgery
  • Interventional Cardiology

Background:

  • Coronary artery aneurysms with fistulas are rare but serious cardiovascular conditions.
  • These anomalies can lead to significant complications if left untreated.

Observation:

  • Case 1 involved a 65-year-old female with a right coronary aneurysm and fistula to the coronary sinus.
  • Case 2 presented a 46-year-old male with a left main trunk aneurysm and fistula to the left ventricle.

Findings:

  • The first patient underwent coronary bypass surgery and aneurysm resection.
  • The second patient had aneurysm ligation and ventricular entry site closure.
  • Both surgical approaches resulted in successful treatment and recovery.

Implications:

  • This study highlights successful surgical management strategies for rare coronary artery fistulas.
  • Effective treatment of coronary aneurysms with fistulas can lead to favorable patient outcomes.
  • These cases contribute to the understanding of surgical options for complex coronary anomalies.