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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...
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...
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 V: Postoperative Nursing Management01:23

Peripheral Artery Disease V: Postoperative Nursing Management

During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
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...
Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists01:23

Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists

Prostacyclin receptor agonists are a class of therapeutic agents integral to managing pulmonary arterial hypertension (PAH). These drugs operate by mimicking the action of prostaglandin I2, or PGI2, a naturally occurring compound in the body.
These agonists bind to the IPR receptor situated on the plasma membrane of the pulmonary artery smooth muscle cells. This binding triggers a cascade of reactions known as the GS-AC-cAMP-PKA pathway. This pathway results in the relaxation of smooth muscle...

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Related Experiment Video

Updated: May 23, 2026

A Murine Model of Stent Implantation in the Carotid Artery for the Study of Restenosis
04:30

A Murine Model of Stent Implantation in the Carotid Artery for the Study of Restenosis

Published on: May 14, 2013

Stent evolution for peripheral arterial disease.

A Lejay1, F Thaveau, E Girsowicz

  • 1Groupe Européen de Recherche sur Prothèses Appliquées à Chirurgie Vasculaire, Strasbourg, France.

The Journal of Cardiovascular Surgery
|March 22, 2012
PubMed
Summary
This summary is machine-generated.

Peripheral arterial disease treatment has evolved from early disappointing stainless stents to improved nitinol stents. Newer technologies like drug-eluting stents aim to further enhance patency rates for complex lesions.

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Reduction of Radiation Exposure during Endovascular Treatment of Peripheral Arterial Disease Combining Fiber Optic RealShape Technology and Intravascular Ultrasound
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Reduction of Radiation Exposure during Endovascular Treatment of Peripheral Arterial Disease Combining Fiber Optic RealShape Technology and Intravascular Ultrasound

Published on: April 21, 2023

Related Experiment Videos

Last Updated: May 23, 2026

A Murine Model of Stent Implantation in the Carotid Artery for the Study of Restenosis
04:30

A Murine Model of Stent Implantation in the Carotid Artery for the Study of Restenosis

Published on: May 14, 2013

Reduction of Radiation Exposure during Endovascular Treatment of Peripheral Arterial Disease Combining Fiber Optic RealShape Technology and Intravascular Ultrasound
13:48

Reduction of Radiation Exposure during Endovascular Treatment of Peripheral Arterial Disease Combining Fiber Optic RealShape Technology and Intravascular Ultrasound

Published on: April 21, 2023

Area of Science:

  • Vascular Surgery
  • Biomedical Engineering
  • Interventional Cardiology

Background:

  • Endovascular treatment for peripheral arterial disease (PAD) has been explored for over two decades.
  • Initial stainless steel stents showed limited success, prompting the development of alternative materials and designs.
  • Early nitinol self-expanding stents improved outcomes but suffered from high fracture rates.

Purpose of the Study:

  • To review the evolution of endovascular stent technology for peripheral arterial disease.
  • To discuss advancements in stent design addressing limitations of earlier generations.
  • To explore emerging stent technologies aimed at improving long-term patency.

Main Methods:

  • Review of historical data and technological advancements in peripheral stent implantation.
  • Analysis of the progression from stainless steel to nitinol stents.
  • Examination of innovations addressing in-stent restenosis, including drug-eluting, biodegradable, and covered stents.

Main Results:

  • First-generation nitinol stents offered improved performance over stainless steel but had high fracture rates.
  • Second-generation nitinol stents, with enhanced flexibility, significantly reduced fracture rates.
  • Newer concepts like drug-eluting, biodegradable, and covered stents are being developed to combat neointimal hyperplasia and improve patency.

Conclusions:

  • Stent technology for PAD has progressed significantly, with nitinol stents overcoming early limitations.
  • Ongoing research into advanced stent types holds promise for treating more complex arterial lesions.
  • Further clinical data from ongoing studies are needed to fully assess the long-term efficacy of novel stent technologies.