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Related Concept Videos

Thoracic Aorta01:15

Thoracic Aorta

272
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,...
272
The Aorta01:14

The Aorta

525
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...
525
Pneumothorax-I01:26

Pneumothorax-I

157
A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
157
Veins of Thorax01:19

Veins of Thorax

400
The azygos system is a crucial part of the body's circulatory system and drains most of the thorax. It comprises the azygos, hemiazygos, and accessory hemiazygos veins.
The azygos vein, positioned just right of the midline and anterior to the vertebral column, begins at the junction of the right ascending lumbar and subcostal veins, terminating in the superior vena cava. This vein drains blood from the right side of the thoracic wall, thoracic viscera, and posterior abdominal wall.
The...
400
Pneumothorax-II01:27

Pneumothorax-II

106
Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
106
The Arch of Aorta01:10

The Arch of Aorta

475
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.
Encircling the heart, the coronary arteries form a ring-like structure before...
475

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Updated: May 12, 2025

Murine Surgical Model of Topical Elastase Induced Descending Thoracic Aortic Aneurysm
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Murine Surgical Model of Topical Elastase Induced Descending Thoracic Aortic Aneurysm

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Thoracic aortic aneurysm.

Tim Berger1,2, Julia Dumfarth3, Maximilian Kreibich1,2

  • 1Department of Cardiovascular Surgery, University Heart Center Freiburg - Bad Krozingen, University Medical Center Freiburg, Freiburg, Germany.

Nature Reviews. Disease Primers
|May 9, 2025
PubMed
Summary
This summary is machine-generated.

Thoracic aortic aneurysm (TAA) is a serious condition affecting the aorta. Research highlights its complex causes, varied impact across demographics, and the need for integrated management strategies.

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Area of Science:

  • Cardiovascular Medicine
  • Aortic Disease Research
  • Vascular Biology

Background:

  • The aorta is increasingly recognized as an independent organ requiring a holistic understanding.
  • Thoracic aortic aneurysm (TAA) involves dangerous dilation of the thoracic aorta, compromising vessel wall integrity.
  • TAA prevalence and outcomes show disparities based on race, sex, and socioeconomic status.

Purpose of the Study:

  • To provide a comprehensive overview of thoracic aortic disease, encompassing its development, mechanisms, diagnosis, and treatment.
  • To emphasize the need for a holistic approach to TAA, integrating various scientific and clinical aspects.
  • To highlight the impact of TAA on quality of life and identify areas for future research.

Main Methods:

  • Review of current scientific literature and epidemiological data on thoracic aortic disease.
  • Analysis of pathophysiological mechanisms, including cellular and genetic factors.
  • Evaluation of diagnostic modalities, focusing on CT angiography and genetic screening.
  • Assessment of current treatment strategies, including medical management and surgical interventions.

Main Results:

  • TAA pathogenesis involves complex interactions influenced by genetics, embryology, and hypertension.
  • CT angiography is the gold standard for diagnosis, with genetic screening crucial for heritable conditions.
  • Effective management requires addressing cardiovascular risk factors and considering surgical or endovascular repair.
  • TAA significantly impacts quality of life, especially in younger, female, and genetically predisposed individuals.

Conclusions:

  • A holistic, organ-based approach is essential for advancing thoracic aortic disease understanding and treatment.
  • Tailored interventions and further research are crucial to mitigate the impact of TAA, particularly in vulnerable populations.
  • Integrated management strategies focusing on prevention, early diagnosis, and personalized treatment are key to improving patient outcomes.