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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...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
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 III: Medical Management01:25

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
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...
Atherosclerosis I: Introduction01:30

Atherosclerosis I: Introduction

Atherosclerosis is a progressive disorder characterized by the buildup of plaques on the arterial inner wall, causing them to narrow and harden over time. These plaques comprise lipids, calcium, blood components, carbohydrates, and fibrous tissue. The process primarily affects the intima of large and medium-sized arteries, reducing blood flow in any artery.Etiology and risk factorsThe cause of atherosclerosis is multifactorial, involving a complex interplay among endothelial injury, lipid...

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Updated: Jul 13, 2026

Subcutaneous Angiotensin II Infusion using Osmotic Pumps Induces Aortic Aneurysms in Mice
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Subcutaneous Angiotensin II Infusion using Osmotic Pumps Induces Aortic Aneurysms in Mice

Published on: September 28, 2015

Smoking and aortic diseases.

A I Kakafika1, D P Mikhailidis

  • 1Department of Clinical Biochemistry, Royal Free Hospital, Royal Free and University College Medical School, London, UK.

Circulation Journal : Official Journal of the Japanese Circulation Society
|July 27, 2007
PubMed
Summary
This summary is machine-generated.

Cigarette smoking independently increases the risk of aortic disease, particularly abdominal aortic aneurysms (AAA). Quitting smoking is crucial for managing aortic conditions and preventing further vascular wall damage.

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Subcutaneous Angiotensin II Infusion using Osmotic Pumps Induces Aortic Aneurysms in Mice
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Area of Science:

  • Vascular Biology
  • Cardiovascular Medicine
  • Smoking-Related Diseases

Background:

  • Cigarette smoking is a significant independent risk factor for vascular diseases.
  • It specifically contributes to the development and progression of abdominal aortic aneurysms (AAA).
  • Understanding smoking's impact on aortic wall pathology is critical for clinical management.

Purpose of the Study:

  • To review the mechanisms by which smoking induces aortic wall damage.
  • To examine the influence of smoking on the clinical manifestations of aortic diseases.
  • To highlight the role of smoking cessation in managing these conditions.

Main Methods:

  • Literature review of Medline database up to January 31, 2007.
  • Focused on studies investigating smoking's effects on aortic wall damage and disease.
  • Included analysis of abdominal aortic aneurysms, aortic dissection, and other related aortic conditions.

Main Results:

  • Smoking influences abnormal homeostasis between proteolytic and antiproteolytic activity in the vascular wall.
  • This imbalance is implicated in the pathogenesis and growth of abdominal aortic aneurysms.
  • Smoking is linked to various aortic diseases, including idiopathic AAAs and aortic dissection.

Conclusions:

  • Cigarette smoking is a primary driver of aortic wall damage and aneurysm formation.
  • Abnormal vascular proteolytic-antiproteolytic balance is a key mechanism influenced by smoking.
  • Smoking cessation is a vital component in the effective management of aortic disease.