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Related Concept Videos

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

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Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
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Related Experiment Video

Updated: Apr 11, 2026

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication
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Supervised vs unsupervised exercise for intermittent claudication: A systematic review and meta-analysis.

Sreekanth Vemulapalli1, Rowena J Dolor2, Vic Hasselblad3

  • 1Division of Cardiology, Duke University Medical Center, Durham, NC.

American Heart Journal
|June 2, 2015
PubMed
Summary
This summary is machine-generated.

Supervised exercise (SE) significantly improves walking distance for intermittent claudication (IC) patients compared to unsupervised exercise (UE). However, SE and UE show no difference in general quality of life.

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Area of Science:

  • Vascular Medicine
  • Exercise Physiology
  • Rehabilitation Science

Background:

  • Intermittent claudication (IC) is a common condition affecting peripheral artery disease patients.
  • Supervised exercise (SE) is a recommended therapy for IC but faces cost limitations.
  • Unsupervised exercise (UE) offers a cost-effective alternative to SE.

Purpose of the Study:

  • To compare the effectiveness of SE versus UE in improving walking capacity in patients with IC.
  • To evaluate the impact of SE and UE on quality of life and patient-reported walking outcomes.

Main Methods:

  • Systematic review and meta-analysis of randomized controlled trials and observational studies.
  • Searched major databases including PubMed, EMBASE, and Cochrane Library.
  • Included 27 studies with 2074 patients diagnosed with IC.

Main Results:

  • SE demonstrated a moderate improvement in maximal walking distance at 6 and 12 months compared to UE.
  • SE also led to moderate improvements in claudication distance at 6 and 12 months versus UE.
  • No significant differences were observed between SE and UE for quality of life (SF-36) or patient-reported walking outcomes.

Conclusions:

  • SE is more effective than UE in enhancing maximal walking and claudication distances for IC patients.
  • SE and UE yield similar results for general quality of life and community-based walking.
  • Further research is warranted to explore the link between functional gains and disease-specific quality of life.