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Own clinical observations of treatment outcome in acute type B aortic dissection

Dariusz Janczak1, Jan Skóra, Jerzy Garcarek

  • 1Department of Surgery, 4th Military Clinical Hospital, Wrocław.

Polski Przeglad Chirurgiczny
|April 5, 2012
PubMed

Insights

This study compared treatments for acute type B aortic dissection. Endovascular and hybrid procedures showed better outcomes than conventional surgery, while conservative treatment is suitable for uncomplicated cases.

Area of Science:

  • Cardiovascular Surgery
  • Vascular Surgery
  • Thoracic Surgery

Background:

  • Acute type B aortic dissection is a life-threatening condition requiring prompt and effective treatment.
  • Treatment strategies have evolved, including conventional surgery, endovascular repair, hybrid approaches, and conservative management.
  • Optimal management depends on disease complexity and patient factors.

Purpose of the Study:

  • To analyze and compare the early results of different treatment modalities for acute type B aortic dissection.
  • To evaluate the efficacy and safety of hybrid, endovascular, conventional surgical, and conservative treatments.
  • To identify the most suitable treatment approach based on dissection characteristics.

Main Methods:

  • Retrospective analysis of 59 patients treated between 1998 and 2011.
  • Patients were divided into four groups: hybrid procedures (Group I, n=10), endovascular procedures (stent-grafting, Group II, n=13), conventional surgery (Group III, n=21), and conservative treatment (Group IV, n=15).
  • Outcomes including mortality and complications were compared across groups.

Main Results:

  • Hybrid procedures (Group I) achieved good outcomes in 60% of patients, with a 40% mortality rate.
  • Endovascular procedures (Group II) had a mortality rate of approximately 7.7% (1 death during procedure, 1 endoleak requiring re-intervention).
  • Conventional surgery (Group III) had a high mortality rate of 85%, with 72% mortality from the primary procedure and additional deaths from corrective cardiac surgery.
  • Conservative treatment (Group IV) showed the lowest mortality rate at 13%.

Conclusions:

  • Endovascular procedures demonstrate clear superiority over conventional surgery for acute type B aortic dissection.
  • Hybrid procedures are effective in reducing mortality and morbidity for acute, complicated type B aortic dissections.
  • Uncomplicated acute type B aortic dissections are best managed conservatively in intensive care units.
Abstract

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