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Popliteal-to-distal bypass grafts for limb salvage in diabetics
P A Stonebridge1, A I Tsoukas, F B Pomposelli
1Harvard-Deaconess Surgical Services, New England Deaconess Hospital, Boston, Massachusetts.
Insights
Popliteal artery bypass grafts in diabetic patients with critical limb ischemia show excellent results. This approach offers comparable patency rates to other methods, with added benefits like shorter incisions and avoidance of groin dissection.
Area of Science:
- Vascular Surgery
- Diabetic Limb Complications
- Reconstructive Surgery
Background:
- Distal limb-threatening ischemia in diabetic patients poses a significant surgical challenge.
- Popliteal artery bypass grafting is a common revascularization technique.
Purpose of the Study:
- To evaluate the outcomes of popliteal artery bypass grafts in diabetic patients with critical limb ischemia.
- To compare the efficacy of using the popliteal artery as an inflow site versus other methods.
Main Methods:
- A retrospective review of 117 diabetic patients undergoing 124 infrainguinal bypass grafts between 1984 and 1989.
- Intraoperative monitoring of all bypass grafts.
- Analysis of operative mortality and graft patency rates.
Main Results:
- Operative mortality was 0.8%.
- 30-day primary patency was 93%.
- 1-year and 3-year primary patencies were 88.6% and 85.2%, respectively.
Conclusions:
- Popliteal artery inflow for bypass grafting in diabetic patients yields results comparable to other groups and inflow sites.
- This technique offers advantages including shorter vein graft length, smaller incisions, and avoidance of groin dissection.
- It represents a more peripheral and potentially less morbid surgical option for limb salvage.
Abstract:
Between January 1984 and August 1989, 117 diabetic patients with a palpable popliteal pulse but distal limb threatening ischaemia underwent 124 popliteal artery (or below) to distal bypass grafts. All grafts were intra-operatively monitored. The operative mortality was 0.8% and the 30 day primary patency 93%. Primary patencies at 1 and 3 years were 88.6 and 85.2%, respectively. The results of using the popliteal artery as the proximal graft inflow site in diabetes are comparable to other patient groups and to alternative more proximal inflow sites, but require a shorter length of vein graft with a shorter vein harvesting incision, avoid groin disection and result in a more peripheral operation.