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Is the endovascular procedure an option for treatment of cronic type B aortic dissections?

Ricardo Ribeiro Dias1, Gustavo Judas, Marco A P Oliveira

  • 1General Cardiopaties Surgical Unit - Faculty of Medicine - University of São Paulo.

Revista Brasileira De Cirurgia Cardiovascular : Orgao Oficial Da Sociedade Brasileira De Cirurgia Cardiovascular
|May 20, 2008
PubMed

Insights

Endovascular treatment for chronic type B aortic dissection showed technical success but did not significantly alter aortic diameter or shape. Persistent false lumen flow suggests it may not be an optimal treatment option.

Area of Science:

  • Cardiovascular Surgery
  • Vascular Endovascular Therapy
  • Aortic Disease Management

Background:

  • Chronic type B aortic dissection management remains challenging.
  • Uncertainty exists regarding optimal patient selection for endovascular procedures.

Purpose of the Study:

  • To evaluate the efficacy of endovascular treatment in patients with chronic type B aortic dissection.

Main Methods:

  • Prospective study of 11 patients undergoing endovascular repair via femoral artery.
  • CT monitoring at 6 months, 1 year, and annually.
  • Assessment of false lumen patency and aortic diameters.

Main Results:

  • Technical success achieved in all patients with no hospital mortality.
  • Persistent false lumen flow observed in 27.3% (thorax) and 81.8% (abdomen).
  • No significant changes in aortic diameter or shape were noted during follow-up.

Conclusions:

  • Endovascular treatment for chronic type B aortic dissection, despite technical success, did not demonstrate significant aortic remodeling.
  • The procedure may not be a suitable option for this patient cohort due to persistent false lumen flow and lack of diameter change.
Abstract

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