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Related Concept Videos

Peripheral Artery Disease III: Interprofessional Care01:27

Peripheral Artery Disease III: Interprofessional Care

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...
Atherosclerosis III: Management01:26

Atherosclerosis III: Management

Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

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...
Peripheral Artery Disease IV: Nursing Management01:26

Peripheral Artery Disease IV: Nursing Management

The nursing management of a patient with peripheral artery disease (PAD) begins with a thorough assessment of the patient’s health history and clinical manifestations.AssessmentHealth History: Evaluate the patient’s history of hypertension, hyperlipidemia, family history of cardiovascular issues, and lifestyle factors such as dietary patterns, smoking, and physical activity.Physical Examination:Assess the affected extremity for decreased or absent peripheral pulses, temperature changes,...
Peripheral Artery Disease I: Introduction01:30

Peripheral Artery Disease I: Introduction

Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
Atherosclerosis IV: Nursing Management01:23

Atherosclerosis IV: Nursing Management

Nursing management for a patient with arteriosclerosis involves a comprehensive approach focusing on lifestyle modification, disease monitoring, education, and symptomatic care. Here is an overview of effective nursing strategies:Assessment and Monitoring: Initial and ongoing assessments are crucial. Nurses must document the patient's medical history, including any hypertension, diabetes, hyperlipidemia, and other cardiovascular diseases. Assessments also cover family history and lifestyle...

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Related Experiment Video

Updated: May 10, 2026

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication
14:52

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication

Published on: December 11, 2013

Omega-3 fatty acids for intermittent claudication.

Andrew Campbell1, Jackie Price, William R Hiatt

  • 1College of Medicine and Veterinary Medicine, University of Edinburgh, Edinburgh, UK. s0790095@sms.ed.ac.uk

The Cochrane Database of Systematic Reviews
|July 5, 2013
PubMed
Summary

Omega-3 fatty acids show no significant benefit for intermittent claudication patients, with no improvements in walking distance or blood markers. Supplementation may cause gastrointestinal side effects, warranting further research before routine recommendation.

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Area of Science:

  • Cardiovascular Medicine
  • Nutritional Science
  • Pharmacology

Background:

  • Omega-3 fatty acids are investigated for cardiovascular disease, but evidence for coronary artery disease is limited.
  • Peripheral arterial disease shares pathogenesis with coronary artery disease, suggesting potential benefits of omega-3s.

Purpose of the Study:

  • To assess the clinical and hematological effects of omega-3 supplementation in individuals with intermittent claudication.

Main Methods:

  • Systematic review and meta-analysis of randomized controlled trials comparing omega-3 fatty acids with placebo.
  • Searched Cochrane registers up to September 2012 for relevant studies.
  • Included 9 studies with 425 participants; excluded studies with confounding factors or insufficient data for statistical analysis.

Main Results:

  • No significant differences observed in pain-free walking distance, maximal walking distance, ankle-brachial index, or lipid profiles.
  • No significant changes in total cholesterol, HDL, LDL, triglycerides, systolic blood pressure, or plasma viscosity.
  • Limited evidence suggested a decrease in blood viscosity; gastrointestinal side effects like nausea and diarrhea were reported.

Conclusions:

  • Omega-3 fatty acids offer minimal hematological benefits and do not consistently improve clinical outcomes in intermittent claudication.
  • Adverse effects such as gastrointestinal distress necessitate caution.
  • Further research is required to establish efficacy and safety for routine use.