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Related Concept Videos

Venous Thrombosis I: Introduction01:30

Venous Thrombosis I: Introduction

527
Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
527
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

395
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
395
Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

935
Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
935
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies01:20

Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies

367
The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
367
Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care01:29

Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care

530
Diagnosing Pulmonary EmbolismDiagnosing pulmonary embolism (PE) involves clinical assessment and advanced imaging tests. The preferred diagnostic tool is the spiral (helical) CT scan or CT angiography (CTA), which uses intravenous contrast media to visualize the pulmonary vasculature and identify emboli.A ventilation-perfusion (V/Q) scan is an alternative for patients unable to receive contrast media. This scan includes both perfusion and ventilation scanning. Perfusion scanning involves...
530
Pulmonary Embolism III: Nursing Management01:27

Pulmonary Embolism III: Nursing Management

491
A pulmonary embolism occurs when a thrombus, amniotic fluid, tumor tissue, fat, or air embolus blocks one or more pulmonary arteries. Effective nursing management and patient education are crucial for improving outcomes and preventing recurrence.Nursing management starts with obtaining a comprehensive patient history, particularly noting any history of deep vein thrombosis (DVT). Assess for clinical manifestations, including dyspnea, chest pain, crackles, heart murmurs, and signs of right-sided...
491

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Related Experiment Video

Updated: Feb 21, 2026

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

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Stent Thrombosis.

Mukesh Gopalakrishnan1, Amir S Lotfi1

  • 1Division of Cardiology, Baystate Medical Center, Springfield, Massachusetts.

Seminars in Thrombosis and Hemostasis
|October 10, 2017
PubMed
Summary

Stent thrombosis (ST) is a serious complication of percutaneous coronary intervention. Advances in stent technology and pharmacology have significantly reduced ST risk, though contributing factors require careful management.

Area of Science:

  • Cardiovascular Medicine
  • Interventional Cardiology
  • Biomedical Engineering

Background:

  • Stent thrombosis (ST) remains a critical complication following percutaneous coronary intervention (PCI).
  • Early bare-metal stents exhibited higher ST rates than current drug-eluting stents.
  • Understanding ST pathophysiology is crucial for patient outcomes.

Purpose of the Study:

  • To review the incidence and pathophysiology of stent thrombosis.
  • To identify key risk factors contributing to ST.
  • To discuss strategies for minimizing ST risk in PCI.

Main Methods:

  • Literature review of studies on stent thrombosis.
  • Analysis of changes in stent technology and pharmacology.
  • Examination of clinical data on ST incidence and risk factors.

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Stenosis of the Inferior Vena Cava: A Murine Model of Deep Vein Thrombosis
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Stenosis of the Inferior Vena Cava: A Murine Model of Deep Vein Thrombosis

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Last Updated: Feb 21, 2026

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

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Catheter-based Endovascular Angioplasty for Fibrosing Mediastinitis-associated Pulmonary Vein Stenosis
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Stenosis of the Inferior Vena Cava: A Murine Model of Deep Vein Thrombosis
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Stenosis of the Inferior Vena Cava: A Murine Model of Deep Vein Thrombosis

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Main Results:

  • Significant reduction in ST rates due to advancements in stent design and dual antiplatelet therapy.
  • Identification of patient-related and procedure-related factors influencing ST.
  • Improved understanding of the biological mechanisms underlying ST.

Conclusions:

  • Modern stent technology and pharmacotherapy have markedly decreased ST incidence.
  • Minimizing ST risk requires a comprehensive approach addressing patient, device, and procedural factors.
  • Continued research is essential for further reducing ST and improving PCI safety.