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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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The thoracic or rib cage forms the body's thorax (chest) portion. Its primary function in the body is to protect vital organs in the thoracic cavity, such as the heart and the lungs. It consists of 12 pairs of ribs with their costal cartilages and the sternum. The ribs are anchored posteriorly to the 12 thoracic vertebrae (T1-T12).
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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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Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
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Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
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Updated: Jan 22, 2026

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Dissecting Thoracic Aneurysm in Takayasu Arteritis With Concomitant Tuberculosis.

Chloe Mimbimi1, Jamil Hajj-Chahine1, Géraldine Allain1

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Summary

This case study details a 15-year-old with aortic dissection caused by Takayasu arteritis and tuberculosis. Management involved medical therapy, surgery, and highlights rare co-occurrence.

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Area of Science:

  • Cardiovascular Medicine
  • Infectious Diseases
  • Rheumatology

Background:

  • Takayasu arteritis is a rare inflammatory condition affecting large arteries, primarily the aorta.
  • Tuberculosis (TB) is an infectious disease that can rarely be associated with vascular complications.
  • Aortic dissection is a life-threatening condition involving a tear in the aorta's inner layer.

Observation:

  • A 15-year-old patient presented with dissecting aneurysm of the ascending aorta.
  • The condition was secondary to Takayasu arteritis with concomitant tuberculosis.
  • The patient experienced acute chest pain despite initial medical management.

Findings:

  • Multimodality imaging was crucial for diagnosis and surgical planning.
  • The patient underwent ascending aorta and aortic arch replacement with branched Dacron grafts.
  • This presentation represents a rare confluence of Takayasu arteritis, tuberculosis, and aortic dissection.

Implications:

  • This case underscores the importance of considering rare infectious and autoimmune etiologies in young patients with aortic pathology.
  • Effective preoperative and postoperative management strategies are vital for successful outcomes.
  • Further research into the synergistic effects of Takayasu arteritis and tuberculosis on the aorta is warranted.