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Related Experiment Videos

[Secondary aorto-enteric fistula]

F Giordanengo1, M Boneschi, S Miani

  • 1Istituto di Chirurgia Generale e Cardiovascolare, Università degli Studi, Milano.

Minerva Cardioangiologica
|October 22, 1998
PubMed
Summary
This summary is machine-generated.

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Aortic graft fistulas are rare but deadly complications. Replacing infected grafts with in situ homografts may improve patient survival rates for this serious condition.

Area of Science:

  • Vascular Surgery
  • Surgical Complications
  • Graft Infections

Context:

  • Aortic graft fistula is a rare, life-threatening complication following aortic reconstruction, with incidence rates between 0.5% and 4%.
  • Treatment outcomes for aortic graft fistulas are often poor, with high mortality rates ranging from 14% to 70%.
  • The optimal treatment strategy remains debated, with traditional methods like prosthetic removal and extra-anatomic bypass contrasted with newer in situ aortic graft replacement.

Purpose:

  • To report personal experience with treating aortic graft fistulas over a 10-year period.
  • To compare outcomes and mortality rates between two patient groups treated with different surgical approaches.
  • To evaluate the effectiveness of in situ homograft replacement for infected aortic prosthetic grafts.

Summary:

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  • A study of 7 patients treated between 1990-1996 for aortic graft fistula showed an incidence of 0.7% and a mortality rate of 57%.
  • Comparison with a previous group of 6 patients treated between 1975-1982 revealed similar incidence (0.7% vs 0.6%) and high mortality (57% vs 66%).
  • The findings suggest that removing infected infrarenal aortic prosthetic grafts and replacing them with in situ homografts may lead to better outcomes in managing aorto-enteric fistulas.

Impact:

  • Highlights the persistent high mortality associated with aortic graft fistulas despite advances in treatment.
  • Suggests a potential improvement in surgical outcomes by adopting in situ homograft replacement for infected grafts.
  • Emphasizes the need for further research into optimal management strategies for this critical surgical complication.