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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

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 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 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 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...
Pulse Assessment Sites01:11

Pulse Assessment Sites

Pulse assessment sites are crucial in evaluating a patient's cardiovascular health. By assessing the pulsations of arteries at specific anatomical locations, healthcare professionals can gather valuable information about blood flow, heart rate, and peripheral circulation. Understanding these pulse assessment sites is essential for conducting comprehensive cardiovascular evaluations and monitoring patients' overall health. These sites are strategically chosen due to the accessibility and...

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Related Experiment Video

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

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Published on: December 11, 2013

Peripheral arterial disease affects ground reaction forces during walking.

Melissa M Scott-Pandorf1, Nicholas Stergiou, Jason M Johanning

  • 1University of Nebraska at Omaha, Omaha, Nebraska, USA.

Journal of Vascular Surgery
|September 11, 2007
PubMed
Summary

Peripheral arterial disease (PAD) patients exhibit altered gait kinetics even before claudication onset. Advanced biomechanical analysis reveals significant gait impairments in PAD, impacting mobility and stability.

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Area of Science:

  • Biomechanics
  • Vascular Medicine
  • Gait Analysis

Background:

  • Claudication, a common symptom of peripheral arterial disease (PAD), significantly impairs walking ability.
  • Traditional gait analysis relies on temporal and spatial parameters, potentially missing subtle kinetic alterations.

Purpose of the Study:

  • To investigate the kinetic gait patterns of claudicating patients using advanced biomechanical measures.
  • To compare the gait of patients with PAD to healthy controls.

Main Methods:

  • Ambulation kinetics, specifically ground reaction forces (vertical, anterior-posterior, medial-lateral), were analyzed in 14 PAD patients and 5 healthy controls.
  • Temporal parameters including stance time and double-limb support time were also evaluated.

Main Results:

  • Claudicating patients showed a flattened vertical force curve, reduced propulsion, and increased medial-lateral forces, indicating wider steps.
  • Increased stance time and double-limb support were observed in PAD patients.
  • Gait abnormalities were detected prior to the onset of claudication symptoms.

Conclusions:

  • PAD patients exhibit significant, pre-symptomatic gait impairments detectable through advanced kinetic analysis.
  • These findings suggest altered gait mechanics may contribute to altered stability and limb use in PAD.
  • Kinetic gait analysis offers objective evaluation for developing rehabilitation strategies and measuring treatment outcomes.