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Determining the Functional Status of the Corticospinal Tract Within One Week of Stroke

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Published on: February 22, 2020

Predicting functional status following amputation after lower extremity bypass.

Bjoern D Suckow¹, Philip P Goodney, Robert A Cambria

¹Division of Vascular Surgery, University of Utah Hospital, University of Utah School of Medicine, Salt Lake City, UT 84132, USA. bjoern.suckow@hsc.utah.edu

Annals of Vascular Surgery

|December 20, 2011

Summary

This summary is machine-generated.

Patients undergoing lower extremity bypass (LEB) who require amputation often experience reduced functional outcomes. Preoperative factors like statin use and comorbidities influence the likelihood of independent ambulation after amputation.

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Area of Science:

Vascular Surgery
Limb Salvage
Reconstructive Surgery

Background:

Critical limb ischemia (CLI) patients undergoing lower extremity bypass (LEB) may require amputation.
Functional outcomes post-amputation after LEB are not well-characterized.

Purpose of the Study:

To characterize functional outcomes after LEB followed by amputation.
To identify pre- and perioperative factors associated with independent ambulation post-amputation.

Main Methods:

Retrospective cohort study of 436 patients undergoing amputation after LEB (2003-2008).
Amputation types: above-knee (AK), below-knee (BK), minor.
Primary outcome: 'good functional outcome' (living at home, independent ambulation).

Main Results:

51.4% minor, 24.1% BK, 24.5% AK amputations.
1-year survival with good functional outcome: 88% (no amputation), 81% (minor), 55% (BK), 45% (AK).
Independent predictors of good outcome: preoperative home living, statin use. Predictors of poor outcome: coronary disease, dialysis, CHF.

Conclusions:

Amputation level significantly impacts functional outcomes post-LEB.
Preoperative patient characteristics can predict functional outcomes after amputation.
Findings aid patient education and surgical decision-making for LEB candidates.