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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...
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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 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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Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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Updated: May 11, 2026

Creation of a Rodent Model of Abdominal Aortic Aneurysm by Blocking Adventitial Vasa Vasorum Perfusion
08:37

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Published on: November 8, 2017

The effect pathways analysis in the abdominal aortic aneurysms.

Y-W Luo1, Z Zhao, F-N Li

  • 1Department of Vascular Surgery, The First Hospital of China Medical University, Shenyang, Liaoning, China. mdyangguanglin@hotmail.com

European Review for Medical and Pharmacological Sciences
|May 22, 2013
PubMed
Summary
This summary is machine-generated.

This study identifies key molecular pathways and their interactions in abdominal aortic aneurysm (AAA). Understanding these pathways could lead to new drug development for this common elderly disease.

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Published on: February 23, 2020

Area of Science:

  • Molecular Biology
  • Immunology
  • Bioinformatics

Background:

  • Abdominal aortic aneurysm (AAA) is a prevalent condition in the elderly.
  • Current treatments for ruptured AAA are limited to surgery.
  • Elucidating molecular mechanisms is crucial for developing effective medications.

Purpose of the Study:

  • To explore significant molecular pathways involved in AAA.
  • To investigate the crosstalk and interactions between these pathways.

Main Methods:

  • Pathway analysis using Protein-Protein Interaction (PPI) datasets.
  • Analysis of gene expression profiles.
  • Utilized Sp and DAVID methods for pathway identification.

Main Results:

  • Identified significant pathways: Cytokine-cytokine receptor interaction, B cell receptor signaling, Chemokine signaling, Cell adhesion molecules (CAMs), and Hematopoietic cell lineage.
  • Demonstrated crosstalk between Chemokine signaling/Cytokine-cytokine receptor interaction and CAMs via signal transduction.
  • Revealed connections between B cell receptor signaling/Cytokine-cytokine receptor interaction and Natural killer cell mediated cytotoxicity through apoptosis and signal transduction.

Conclusions:

  • The study successfully analyzed significant pathways related to AAA.
  • Findings align with previous research, providing insights into AAA mechanisms.
  • Identified pathway crosstalk offers potential targets for future therapeutic strategies.