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[Three-channeled aortic dissection; report of a case].

H Sakaguchi1, J Kei, K Takaji

  • 1Department of Cardiovascular Surgery, Kumamoto National Hospital, Kumamoto, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|November 14, 2002
PubMed
Summary

A rare case of 3-channeled aortic dissection ruptured rapidly, leading to fatal mediastinal hemorrhage. This complex aortic dissection highlights the critical need for prompt diagnosis and management of evolving aortic pathologies.

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Area of Science:

  • Cardiovascular Medicine
  • Vascular Surgery
  • Diagnostic Imaging

Background:

  • Aortic dissection, a tear in the aorta's inner layer, can lead to life-threatening complications.
  • Stanford type B aortic dissection typically involves the descending aorta.
  • Multiple lumens within the aorta are an uncommon but serious finding.

Observation:

  • A 58-year-old male with known aortic dissection presented with abdominal pain and back pain.
  • Computed tomography (CT) revealed a rare 3-channeled aortic dissection extending from the aortic arch to the iliac artery.
  • The dissection was associated with an abdominal aortic intramural hematoma and non-enhancement of the left kidney.

Findings:

  • Despite initial conservative management, the patient experienced sudden severe back pain and expired.

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  • Autopsy confirmed rupture of the thoracic aorta into the mediastinum with massive hematoma formation.
  • The rapid progression and fatal outcome underscore the aggressive nature of this complex aortic dissection.

    • Implications:

    • This case emphasizes the potential for rapid deterioration in complex aortic dissections, even with conservative treatment.
    • Early recognition and advanced imaging are crucial for managing multi-channeled aortic dissections.
    • Further research into the pathophysiology and optimal treatment strategies for such rare aortic pathologies is warranted.