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Related Concept Videos

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 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...
Thoracic Aorta01:15

Thoracic Aorta

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,...
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...
The Aorta01:14

The Aorta

The aorta is the largest artery in the human body. It originates from the left ventricle of the heart and extends down to the abdomen, where it splits into two smaller arteries. Structurally, it can be divided into four main parts: the ascending aorta, the aortic arch, the thoracic aorta, and the abdominal aorta.
The average diameter of the aorta is approximately 2-3 cm, but the size can vary depending on the section of the aorta and the individual's age, sex, and body size. The aorta is...
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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Related Experiment Video

Updated: May 23, 2026

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
04:56

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm

Published on: August 1, 2025

[Thoracic aortic aneurysm].

D Kotelis1, P Geisbüsch, M Hakimi

  • 1Klinik für Gefäßchirurgie und endovaskuläre Chirurgie, Universitätsklinikum Heidelberg, Im Neuenheimer Feld 110, 69120, Heidelberg, Deutschland. drosos.kotelis@med.uni-heidelberg.de

Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen
|April 6, 2012
PubMed
Summary
This summary is machine-generated.

Thoracic aortic aneurysms (TAA) are common, often asymptomatic, and diagnosed incidentally. Treatment involves monitoring growth, with surgery indicated at 6 cm, and thoracic endovascular aortic repair (TEVAR) offering advantages.

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Murine Surgical Model of Topical Elastase Induced Descending Thoracic Aortic Aneurysm
08:33

Murine Surgical Model of Topical Elastase Induced Descending Thoracic Aortic Aneurysm

Published on: August 24, 2019

Area of Science:

  • Cardiovascular Medicine
  • Vascular Surgery
  • Radiology

Context:

  • Thoracic aortic aneurysms (TAA) represent the most frequent pathology affecting the thoracic aorta.
  • TAA incidence is rising, with atherosclerosis being the primary cause, alongside hereditary, inflammatory, and infectious factors.
  • TAA are typically asymptomatic, leading to incidental diagnosis during imaging.

Purpose:

  • To outline the diagnostic modalities and treatment strategies for thoracic aortic aneurysms.
  • To discuss the current surgical options, including thoracic endovascular aortic repair (TEVAR).
  • To emphasize the importance of follow-up after TEVAR for long-term success.

Summary:

  • Computed tomography angiography (CTA) and magnetic resonance angiography (MRA) are key for diagnosis and surgical planning.
  • TAA growth averages 0.10-0.42 cm/year, with surgical intervention recommended at a 6 cm diameter.
  • Thoracic endovascular aortic repair (TEVAR) presents advantages over open repair, particularly for aortic arch pathologies.

Impact:

  • Improved diagnostic accuracy and treatment planning for thoracic aortic aneurysms.
  • Enhanced patient outcomes through timely surgical intervention and minimally invasive TEVAR.
  • Established guidelines for managing TAA, including critical follow-up protocols post-TEVAR.