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Perigraft infections due to Salmonella after abdominal aortic aneurysm repair

R Viswanathan1, T K Khee, C F Chong

  • 1Department of Laboratory Services, RIPAS Hospital, Ministry Of Health, Bandar Seri Begawan, Brunei Darussalam. ruvishy@rediffmail.com

Singapore Medical Journal
|August 13, 2008
PubMed

Insights

Perigraft infections after abdominal aortic aneurysm repair can occur. Prompt drainage, lavage, and targeted long-term antibiotics are crucial for successful treatment of these serious infections.

Area of Science:

  • Vascular Surgery
  • Infectious Diseases
  • Microbiology

Background:

  • Abdominal aortic aneurysm (AAA) repair is a common vascular procedure.
  • Perigraft infections are a rare but serious complication following AAA repair.
  • Early diagnosis and management are critical to prevent morbidity and mortality.

Observation:

  • A 70-year-old male presented with fever, rigors, and abdominal pain one month post-AAA repair.
  • Radiological imaging revealed a perigraft collection.
  • The collection was surgically drained and lavaged.

Findings:

  • Pus and blood cultures identified Group D Salmonella (non-typhi).
  • The patient received treatment with ceftriaxone and ciprofloxacin.
  • The patient remained asymptomatic during an eight-month follow-up period.

Implications:

  • Enteric organisms can cause perigraft infections after AAA repair.
  • Effective treatment requires a combination of surgical intervention and prolonged, microbiologically guided antibiotic therapy.
  • This case highlights the importance of considering specific microbial pathogens in post-operative infections.

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