Surgical treatment for aortic coarctation with chronic type B dissection: report of a case

Yohsuke Yanase1, Nobuyoshi Kawaharada, Takayuki Hagiwara

  • 1Department of Thoracic and Cardiovascular Surgery, Sapporo Medical School of Medicine, Sapporo, Hokkaido, Japan.

Insights

This case report details a rare instance of aortic coarctation combined with type B aortic dissection in a 37-year-old male. Surgical intervention successfully repaired both the coarctation and the dissection, leading to a positive patient outcome.

Area of Science:

  • Cardiovascular Surgery
  • Thoracic Surgery
  • Vascular Surgery

Background:

  • Aortic coarctation (CoA) is a congenital narrowing of the aorta.
  • Type B aortic dissection involves the descending aorta, often associated with aneurysms.
  • The simultaneous occurrence of these two conditions is exceptionally rare.

Observation:

  • A 37-year-old male presented with acute, severe back pain.
  • Computed tomography revealed aortic coarctation in the proximal descending aorta.
  • A type B aortic dissection was identified distal to the coarctation, with a 52 mm aneurysm.

Findings:

  • The patient underwent successful surgical resection of the aortic coarctation.
  • A prosthetic graft was used to replace the dissected segment of the descending aorta.
  • The procedure was uneventful, with no immediate complications.

Implications:

  • This case highlights the importance of considering complex aortic pathologies in younger patients with severe symptoms.
  • Successful surgical management of combined aortic coarctation and type B dissection is feasible.
  • Further research into the underlying mechanisms and optimal treatment strategies for such rare presentations is warranted.