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Assessing Therapeutic Angiogenesis in a Murine Model of Hindlimb Ischemia
07:48

Assessing Therapeutic Angiogenesis in a Murine Model of Hindlimb Ischemia

Published on: June 8, 2019

Long-term outcomes after medical and interventional therapy of critical limb ischemia

Holger Lawall1, Hannah Gorriahn, Klaus Amendt

  • 1Department of Internal Medicine/Vascular Medicine, Hospital Karlsbad-Langensteinbach, University of Heidelberg, Karlsbad, Germany. holger.lawall@kkl.srh.de

European Journal of Internal Medicine
|September 29, 2009
PubMed

Insights

This study shows that structured therapy in specialized vascular centers improves outcomes for critical limb ischemia (CLI) patients. Survival without amputation is better than anticipated after 18 months for CLI patients.

Area of Science:

  • Vascular Medicine
  • Clinical Practice Research
  • Limb Ischemia Treatment

Background:

  • Clinical guidelines for critical limb ischemia (CLI) lack recent real-world data.
  • A prospective observational study was conducted in three specialized vascular medicine departments.
  • The study aimed to document the clinical course and outcomes of CLI patients in practice.

Purpose of the Study:

  • To evaluate the effectiveness of structured therapy for critical limb ischemia (CLI).
  • To compare outcomes of endovascular intervention, prostanoids, and antibiotic treatment in CLI patients.
  • To assess survival without amputation and wound healing rates in CLI patients.

Main Methods:

  • 155 CLI patients were prospectively observed, excluding surgical revascularization and primary amputation.
  • Patients received structured wound care, analgesia, and risk factor management.
  • Treatment groups included endovascular intervention (56 patients), prostanoids (82 patients), and antibiotics (17 patients).

Main Results:

  • After 18 months, major amputation rates were 6.3% for prostanoids, 14.5% for endovascular treatment, and 26.7% for antibiotics.
  • Logistic regression showed no significant difference in major amputations after adjusting for baseline characteristics.
  • Wound healing and mortality rates were similar across treatment groups (26.8%, 25.0%, 23.5%).

Conclusions:

  • Structured therapy at specialized vascular centers, combined with interventional or conservative treatments, benefits critical limb ischemia (CLI) patients.
  • The observed survival rate without amputation at 18 months exceeded expectations.
  • Real-world data from specialized centers provide valuable insights into CLI management.
Abstract

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