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Aortic reconstruction vs extra-anatomic bypass and angioplasty. Thoughts on evolving a protocol for selection
Archives of Surgery (Chicago, Ill. : 1960)
|October 1, 1986
Summary
A new protocol for inflow revascularization, prioritizing aortic reconstruction for good-risk patients and extra-anatomic bypass for others, reduced mortality and morbidity without compromising limb preservation.
Area of Science:
- Vascular Surgery
- Cardiovascular Medicine
- Surgical Outcomes
Background:
- Inflow revascularization is crucial for limb preservation in patients with peripheral artery disease.
- Optimal patient selection for different revascularization techniques remains a challenge.
- Existing protocols may not adequately balance risk and benefit.
Purpose of the Study:
- To evaluate the outcomes of a selective protocol for inflow revascularization.
- To compare aortic reconstruction (AR), extra-anatomic bypass (EAB), and iliac angioplasty.
- To determine if risk stratification improves patient survival and reduces morbidity.
Main Methods:
- Retrospective evaluation of 148 patients undergoing inflow revascularization.
- Stratification based on age, vascular anatomy, medical history, and cardiac function.
- Protocol: AR for good-risk patients, liberalized EAB indications.
Main Results:
- Aortic reconstruction (n=55): 1.8% mortality, 1.8% MI, 12% morbidity; 2-year patency 94%.
- Extra-anatomic bypass (n=69): 0% mortality, negligible morbidity; 2-year patency 93% (femoral), 83% (axillofemoral).
- Selective protocol associated with decreased mortality and morbidity.
Conclusions:
- Risk-stratified selection for AR and EAB can optimize patient outcomes.
- This approach may reduce overall mortality and morbidity in revascularization procedures.
- Limb preservation can be maintained with this selective strategy.