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Related Concept Videos

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...
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...
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...
Atherosclerosis II: Clinical Manifestations and Diagnostic Tests01:27

Atherosclerosis II: Clinical Manifestations and Diagnostic Tests

Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...

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A Murine Model of Carotid Aneurysm Formation
03:47

A Murine Model of Carotid Aneurysm Formation

Published on: September 9, 2025

Basic research studies to understand aneurysm disease.

Amy M Boddy1, Guy M Lenk, John H Lillvis

  • 1Center for Molecular Medicine and Genetics, Wayne State University School of Medicine, Detroit, Michigan 48201, USA.

Drug News & Perspectives
|June 19, 2008
PubMed
Summary
This summary is machine-generated.

Abdominal aortic aneurysm (AAA) is a dangerous condition lacking preventive treatments. Research is exploring genetic and pathway-based approaches to slow AAA progression and prevent rupture.

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A Murine Model of Carotid Aneurysm Formation
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Mouse Abdominal Aortic Aneurysm Model Induced by Perivascular Application of Elastase
04:49

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Published on: February 11, 2022

Area of Science:

  • Cardiovascular Research
  • Genetics
  • Immunology

Background:

  • Abdominal aortic aneurysm (AAA) is a complex, multifactorial disease with high mortality upon rupture.
  • Current understanding of AAA initiation mechanisms is limited, with no preventive therapies available.
  • Surgical intervention remains the only treatment option for patients with AAA.

Purpose of the Study:

  • To explore novel therapeutic strategies for abdominal aortic aneurysm (AAA).
  • To investigate the potential of targeting AAA progression rather than initial formation.
  • To identify critical biological pathways involved in AAA pathogenesis.

Main Methods:

  • Review of current research on genetic and environmental risk factors for AAA.
  • Discussion of genome-wide techniques (e.g., linkage analysis, association studies, expression profiling) for AAA research.
  • Exploration of therapeutic targets within identified AAA pathogenesis pathways.

Main Results:

  • Candidate gene approaches for AAA genetics have yielded limited success.
  • Genome-wide techniques offer a more promising avenue for understanding AAA.
  • Inhibiting AAA progression and targeting specific pathways show potential for patient benefit.

Conclusions:

  • Targeting immunological processes, oxidative stress, apoptosis, and matrix metalloproteinases may slow AAA growth.
  • Further research into AAA pathogenesis pathways is crucial for developing new treatments.
  • Slowing AAA progression could prevent rupture and improve patient outcomes.