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Related Concept Videos

The Arch of Aorta01:10

The Arch of Aorta

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The coronary arteries, originating from the ascending aorta, bifurcate from two sinuses located within the ascending aorta. Positioned just above the aortic semilunar valve, these sinuses house essential aortic baroreceptors and chemoreceptors, crucial for maintaining cardiac function. The left coronary artery and the right coronary artery branch off from the left posterior and anterior aortic sinuses, respectively.
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Thoracic Aorta01:15

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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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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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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.
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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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The human body is a complex, well-organized machine, and at the heart of its operations lies the circulatory system. This network of blood vessels, which includes systemic arteries, plays a vital role in maintaining life by transporting nutrients, oxygen, and waste products to and from cells throughout the body.
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Related Experiment Video

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Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
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Common Arterial Trunk Coexisting With Double-Barreled Aorta.

Sawyer J Goetz1, Connor J Byeman1, Krista J Young2

  • 1Carver College of Medicine, University of Iowa, Iowa City, Iowa, USA.

JACC. Case Reports
|April 20, 2023
PubMed
Summary

This study reports the first case of a double-barreled aorta associated with a common arterial trunk. Advanced 3D modeling aided in understanding this complex congenital heart defect.

Keywords:
common arterial trunkdouble-barreled aortapersistent fifth aortic archthree-dimensional modeltruncus arteriosus

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Area of Science:

  • Cardiovascular Surgery
  • Pediatric Cardiology
  • Congenital Heart Disease

Background:

  • Common arterial trunk (CAT) is a rare congenital heart defect where a single vessel arises from the ventricles.
  • A double-barreled aorta is an extremely rare anomaly characterized by a duplicated aorta.

Observation:

  • This case presents the first documented instance of a double-barreled aorta occurring in conjunction with a common arterial trunk.
  • The complex anatomy was visualized and understood using annotated and segmented 3-dimensional (3D) models.

Findings:

  • Successful elucidation of the intricate anatomical features of this rare combined anomaly.
  • Demonstration of the utility of advanced 3D modeling in complex cardiovascular cases.

Implications:

  • Provides critical insights into the surgical management of rare conotruncal anomalies.
  • Highlights the value of advanced imaging and modeling techniques in pediatric cardiac surgery.
  • Contributes to the understanding of aortic development and its variations.