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Published on: May 14, 2013
Diagnosis and management of aortic graft infection
1Division of Vascular Surgery, Department of Surgery, University of Texas Southwestern Medical Center, Dallas, TX, 75235-9157.
Abstract:
This report summarizes the currently available methods of diagnosing and treating aortic graft infections. These infections tend to present in subtle ways; therefore, no single diagnostic test is appropriate for all patients. Available imaging techniques have a wide spectrum of sensitivity and specificity. Complementary tests may be necessary to confirm the diagnosis, determine the extent of infection, and assist with operative planning. Once localized, the infectious organism should be cultured. Treatment should be highly individualized and determined by the virulence of the infectious organism, the extent of infection, and the medical status of the patient. Whereas graft excision and extra-anatomic revascularization remains the "gold standard" for treatment of aortic graft infection, the use of in situ replacement with autogenous vein has been shown to be an excellent alternative. In very limited circumstances, in situ replacement with allograft or rifampin-bonded prosthesis may be acceptable.
Insights
Diagnosing and treating aortic graft infections requires a tailored approach due to subtle presentations and varied diagnostic test effectiveness. Treatment options range from traditional graft excision to innovative in situ replacements, individualized for each patient.
Area of Science:
- Vascular Surgery
- Infectious Diseases
- Medical Diagnostics
Background:
- Aortic graft infections present subtly, complicating diagnosis.
- No single diagnostic test is universally effective.
- Imaging techniques vary in sensitivity and specificity.
Purpose of the Study:
- To review current diagnostic and treatment methods for aortic graft infections.
- To highlight the challenges in diagnosing these infections.
- To discuss individualized treatment strategies.
Main Methods:
- Review of available diagnostic methods, including imaging and complementary tests.
- Discussion of treatment options, emphasizing organism culture and patient-specific factors.
- Evaluation of surgical approaches like graft excision and in situ replacement.
Main Results:
- Diagnosis often requires a combination of tests to confirm infection extent and guide surgery.
- Treatment must be individualized based on organism virulence, infection scope, and patient health.
- Graft excision with extra-anatomic revascularization is the standard, but in situ vein replacement is a viable alternative.
Conclusions:
- Effective management of aortic graft infections necessitates a comprehensive diagnostic workup.
- Individualized treatment plans are crucial for successful outcomes.
- In situ replacement with autogenous vein offers a promising alternative to traditional methods.
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