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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 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...
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Thoracic Aorta01:15

Thoracic Aorta

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The thoracic section of the aorta begins at the T5 vertebra and extends to the T12 level at the diaphragm, initially progressing through the mediastinum to the left of the spinal column. Throughout its course in the thoracic segment, the thoracic aorta emits various offshoots known collectively as visceral and parietal branches. The branches that predominantly supply blood to visceral organs are termed visceral branches and include bronchial, pericardial, esophageal, and mediastinal arteries,...
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Pedigree Analysis01:35

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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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Sex-linked Disorders01:43

Sex-linked Disorders

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Like autosomes, sex chromosomes contain a variety of genes necessary for normal body function. When a mutation in one of these genes results in biological deficits, the disorder is considered sex-linked.
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Related Experiment Video

Updated: Oct 18, 2025

Murine Model of Thoracic Aortic Dissection Induced by Oral β-Aminopropionitrile and Subcutaneous Angiotensin II Infusion
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Murine Model of Thoracic Aortic Dissection Induced by Oral β-Aminopropionitrile and Subcutaneous Angiotensin II Infusion

Published on: May 16, 2025

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Heritable Thoracic Aortic Aneurysms and Dissections.

Tingting Huang1, Bo Yang2

  • 1Department of Cardiac Surgery, North Campus Research Complex, University of Michigan, Ann Arbor, MI; Xiangya School of Medicine, Central South University, Changsha, People's Republic of China.

Techniques in Vascular and Interventional Radiology
|October 4, 2021
PubMed
Summary
This summary is machine-generated.

Genetic factors significantly contribute to thoracic aortic aneurysms and dissections (TAAD). Gene discoveries enable tailored treatments for heritable forms (HTAAD), improving patient management through genetic screening and evaluation.

Keywords:
Clinical evaluationGenetic evaluationGeneticsInheritable thoracic aortic aneurysm and dissectionmanagement

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Area of Science:

  • Cardiovascular Genetics
  • Aortic Diseases
  • Molecular Medicine

Background:

  • Thoracic aortic aneurysms and dissections (TAAD) frequently have a genetic basis.
  • Numerous genes linked to heritable TAAD (HTAAD) have been identified, elucidating molecular mechanisms.
  • Advances in sequencing technology facilitate risk assessment and personalized management for HTAAD.

Purpose of the Study:

  • To review the genetic underpinnings of HTAAD.
  • To discuss the molecular mechanisms involved in TAAD.
  • To provide guidance on genetic and clinical evaluation and patient management.

Main Methods:

  • Literature review of genetic associations with TAAD.
  • Analysis of molecular mechanisms in HTAAD.
  • Synthesis of current recommendations for clinical practice.

Main Results:

  • Significant progress in identifying HTAAD-associated genes.
  • Understanding of diverse molecular pathways contributing to aortic disease.
  • Development of gene-informed diagnostic and therapeutic strategies.

Conclusions:

  • Genetic factors are crucial in TAAD etiology.
  • Genetic screening and tailored management are vital for HTAAD patients.
  • Continued research is needed to refine gene-specific treatments and clinical guidelines.