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Related Concept Videos

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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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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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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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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The Aorta01:14

The Aorta

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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...
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Abdominal Aorta01:25

Abdominal Aorta

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Once the aorta traverses the diaphragmatic plane at the aortic hiatus, it is known as the abdominal aorta. This anatomical structure is positioned leftward of the spinal column, encased within a cocoon of adipose tissue behind the peritoneal cavity. It terminates at the L4 vertebra, where it splits into the common iliac arteries. Prior to this bifurcation, the abdominal aorta gives rise to several vital branches.
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Updated: Mar 15, 2026

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
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Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm

Published on: August 1, 2025

628

[Thoracoabdominal aortic aneurysm].

J Kalder1, D Kotelis1, M J Jacobs2,3

  • 1Europäisches Gefäßzentrum Aachen Maastricht, Klinik für Gefäßchirurgie, Uniklinik RWTH Aachen, Pauwelsstraße 30, 52074, Aachen, Deutschland.

Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen
|August 26, 2016
PubMed
Summary
This summary is machine-generated.

Thoracoabdominal aortic aneurysms (TAAA) require complex treatment. High-volume centers and patient-specific anatomy assessment are crucial for improving outcomes in TAAA repair.

Keywords:
AortaEndovascular techniquesHybrid procedureOpen surgeryThoracoabdominal aortic aneurysm

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Area of Science:

  • Vascular Surgery
  • Cardiovascular Medicine
  • Aortic Disease Management

Background:

  • Thoracoabdominal aortic aneurysms (TAAA) are rare, affecting 5.9 per 100,000 people annually.
  • Degenerative causes are most common, but dissections and connective tissue diseases also contribute.
  • Patients frequently present with severe comorbidities like hypertension and COPD, often linked to smoking.

Purpose of the Study:

  • To outline current treatment strategies for TAAA.
  • To discuss the risks and outcomes associated with TAAA repair.
  • To highlight factors influencing treatment decisions and the importance of specialized centers.

Main Methods:

  • Review of current surgical and endovascular repair techniques for TAAA.
  • Analysis of complication rates, including paraplegia and dialysis necessity.
  • Emphasis on patient-specific anatomical assessment and risk stratification.

Main Results:

  • Treatment is indicated for aneurysms ≥6 cm or rapid expansion (>5 mm/year).
  • Mortality rates for open and endovascular repairs are around 8%, with significant complication risks.
  • Patient-specific anatomy and physician assessment guide treatment allocation.

Conclusions:

  • TAAA surgery carries substantial risks, necessitating careful patient selection and risk assessment.
  • Minimizing complications like paraplegia is an ongoing focus in TAAA management.
  • High-volume centers are recommended for TAAA procedures to optimize patient outcomes.