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

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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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Related Experiment Video

Updated: Apr 30, 2026

Ultrasound Assessment of Endothelial Function: A Technical Guideline of the Flow-mediated Dilation Test
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Endothelial dysfunction: its clinical value and methods of assessment.

Teresa Strisciuglio1, Stefania De Luca, Ernesto Capuano

  • 1Department of Advanced Biomedical Sciences, University of Naples Federico II, Via S. Pansini 5, Naples, Italy.

Current Atherosclerosis Reports
|April 26, 2014
PubMed
Summary

Endothelial dysfunction, a condition impairing vascular health, is linked to cardiovascular diseases. This review highlights its clinical significance and assessment methods.

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Area of Science:

  • Cardiovascular Medicine
  • Vascular Biology
  • Pathophysiology

Background:

  • Endothelial dysfunction (ED) is a systemic disorder marked by decreased nitric oxide production.
  • This condition compromises vascular homeostasis and the protective functions of endothelial cells.
  • ED is implicated in the pathogenesis of various cardiovascular diseases.

Purpose of the Study:

  • To review the clinical significance of endothelial dysfunction in cardiovascular medicine.
  • To summarize the primary methods for assessing endothelial dysfunction.

Main Methods:

  • Literature review of studies on endothelial dysfunction.
  • Analysis of current diagnostic and assessment techniques for ED.

Main Results:

  • Endothelial dysfunction has significant clinical implications across vascular beds, especially the coronary arteries.
  • The reliability of ED as a cardiovascular disease surrogate is under ongoing discussion.
  • Various methods for assessing endothelial dysfunction have been developed and proposed.

Conclusions:

  • Endothelial dysfunction plays a crucial role in cardiovascular disease development.
  • Understanding and assessing ED is vital for cardiovascular risk stratification and management.
  • Further research is needed to solidify ED's role as a cardiovascular surrogate marker.