Lower extremity arterial revascularization in obese patients
Virendra I Patel1, Allen D Hamdan, Marc L Schermerhorn
1Department of Vascular and Endovascular Surgery, Beth Israel Deaconess Medical Center, Boston, MA 02114, USA. vpatel4@partners.org
Journal of Vascular Surgery
|September 4, 2007
Summary
Obesity does not impact long-term survival or graft patency in lower extremity arterial revascularization. However, obese patients experience higher rates of postoperative wound infections, indicating a need for targeted care.
Area of Science:
- Vascular Surgery
- Obesity Medicine
- Surgical Outcomes Research
Background:
- Obesity is linked to increased surgical complications and technical challenges.
- The impact of obesity on lower extremity arterial revascularization outcomes requires further investigation.
Purpose of the Study:
- To evaluate the influence of obesity on perioperative outcomes, long-term survival, and graft patency following lower extremity arterial revascularization.
Main Methods:
- A retrospective review of lower extremity arterial revascularizations performed in 2000.
- Patients were categorized as obese (Body Mass Index [BMI] ≥ 30 kg/m²) or nonobese.
- Outcomes analyzed included perioperative complications, 30-day mortality, long-term survival, and graft patency using statistical analyses.
Main Results:
- Obese patients (26%) had similar demographics and comorbidities to nonobese patients.
- No significant differences were observed in perioperative myocardial infarction, 30-day mortality, or reoperation rates.
- Obese patients showed a significantly higher rate of postoperative wound infections (16% vs. 7%; P = .04).
Conclusions:
- Obesity does not adversely affect limb salvage, perioperative cardiac morbidity, long-term survival, or graft patency in lower extremity arterial revascularization.
- Increased perioperative wound infection rates in obese patients necessitate focused preventative strategies.
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