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Related Concept Videos

Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

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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

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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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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:
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Pneumothorax-I01:26

Pneumothorax-I

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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.
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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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Veins of Thorax01:19

Veins of Thorax

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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.
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Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
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Thoracic Pseudoaneurysm Caused By Malignant Lymphoma.

Toshifumi Hiraoka1, Tatsuhiko Komiya1, Hiroshi Tsuneyoshi1

  • 1Department of Cardiovascular Surgery, Kurashiki Central Hospital, Okayama, Japan.

The Annals of Thoracic Surgery
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A thoracic pseudoaneurysm in a 69-year-old man was initially suspected to be mycotic. Pathologic examination revealed it was caused by diffuse large B-cell lymphoma, not bacteria.

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Area of Science:

  • Cardiovascular Surgery
  • Oncology
  • Pathology

Background:

  • Thoracic pseudoaneurysms can arise from various causes, including infection and neoplastic processes.
  • Aortic arch aneurysms require prompt diagnosis and management to prevent catastrophic complications.

Observation:

  • A 69-year-old male presented with a large mass in the aortic arch.
  • An asymptomatic aneurysm of the distal aortic arch developed five weeks later.
  • Initial suspicion for a mycotic pseudoaneurysm prompted surgical intervention.

Findings:

  • Total arch replacement with an omental pedicle flap graft was performed.
  • Intraoperative cultures and histopathology were negative for bacterial infection.
  • Postoperative pathological examination confirmed diffuse large B-cell lymphoma as the cause of the pseudoaneurysm.

Implications:

  • This case highlights the importance of considering non-infectious etiologies, such as lymphoma, in the differential diagnosis of thoracic pseudoaneurysms.
  • Accurate diagnosis is crucial for appropriate treatment and improved patient outcomes in aortic pathology.
  • Neoplastic involvement of the aorta, though rare, necessitates a multidisciplinary approach involving surgeons and oncologists.