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Drug-eluting stents in the below-knee circulation for patients with critical limb ischemia: when and where

Thomas J Ward1, Robert A Lookstein1

  • 1Department of Interventional Radiology, One Gustave L Levy Place Box 1234, Mount Sinai Medical Center, New York, NY.

Techniques in Vascular and Interventional Radiology
|September 22, 2014
PubMed

Insights

Critical limb ischemia (CLI) management is evolving. Drug-eluting stents (DESs) show promise for below-knee circulation, offering improved outcomes compared to traditional treatments for infrapopliteal disease.

Area of Science:

  • Vascular Surgery
  • Interventional Cardiology
  • Peripheral Artery Disease

Background:

  • Critical limb ischemia (CLI) significantly impairs mobility and quality of life, often leading to limb loss.
  • Managing below-knee circulation disease presents technical challenges like long occlusions and calcifications.
  • Treatment options have advanced beyond balloon angioplasty to include various stenting and atherectomy devices.

Purpose of the Study:

  • To review recent evidence supporting the expanded use of drug-eluting stents (DESs) in critical limb ischemia.
  • To focus on advances in treating infrapopliteal disease within the context of CLI.
  • To discuss the application of DESs in both routine and complex clinical scenarios for CLI patients.

Main Methods:

  • Review of prospective randomized studies comparing DESs with bare-metal stents and balloon angioplasty.
  • Analysis of recent evidence-based advances in infrapopliteal revascularization for CLI.
  • Discussion of clinical experiences with DESs in managing CLI below the knee.

Main Results:

  • Drug-eluting stents (DESs) demonstrate promising results in infrapopliteal vessels for CLI patients.
  • Recent studies indicate favorable outcomes for DESs compared to older treatment modalities.
  • Technological advancements and operator experience are improving the management of complex lesions.

Conclusions:

  • Evidence supports a broader application of DESs for critical limb ischemia with infrapopliteal disease.
  • DESs represent a significant advancement in treating challenging below-knee circulation issues.
  • Further evaluation of DESs in routine and complex CLI cases is warranted.

Keywords:
critical limb ischemiadrug-eluting stents

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