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Related Concept Videos

Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

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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...
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Hemodialysis I: Introduction01:25

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Hemodialysis (HD) is a medical treatment that artificially removes waste products, excess fluids, and toxins from the blood when the kidneys are no longer able to perform these functions effectively. In this process, blood is filtered through a semipermeable membrane, allowing for the selective removal of waste while preserving necessary components like blood cells and proteins. Hemodialysis is typically performed in patients with end-stage renal disease (ESRD) or severe kidney...
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Extracorporeal Removal of Drugs: Continuous Renal Replacement Therapy01:26

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Continuous Renal Replacement Therapy (CRRT) is an essential intervention for patients experiencing severe kidney dysfunction. This therapy offers a continuous mechanism for removing fluids and toxins from the bloodstream, leveraging the patient’s blood pressure to facilitate filtration through a specialized filter. This method contrasts with intermittent dialysis, providing a gentler and more consistent removal of waste products and excess fluid, which is particularly beneficial in...
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Hemodialysis II: Procedure and Complications01:24

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DialyzersA hemodialysis (HD) dialyzer is a plastic cartridge containing thousands of parallel hollow fibers, which serve as semipermeable membranes. These fibers are typically made from cellulose-based or other synthetic materials. During HD, blood is pumped into the top of the cartridge and distributed among these fibers. Simultaneously, dialysis fluid, known as dialysate, is introduced into the bottom of the cartridge, bathing the outside of the fibers. Across the semipermeable membrane,...
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Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies01:20

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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...
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Peritoneal Dialysis II: Peritoneal Dialysis Systems and Complications01:25

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Peritoneal dialysis (PD) is a medical process that removes waste products and excess fluid from the body using the peritoneal membrane as a natural filter.Peritoneal Dialysis MethodsSeveral methods can be used for peritoneal dialysis, including Acute Intermittent Peritoneal Dialysis, Continuous Ambulatory Peritoneal Dialysis, and Automated Peritoneal Dialysis, also known as Continuous Cyclic Peritoneal Dialysis.Acute Intermittent Peritoneal Dialysis (AIPD) is used for patients with uremic...
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[Invasive mechanical ventilation: indications and alternatives : Systematic evaluation of the evidence and recommendations for clinical practice from the S3 guidelines "invasive mechanical ventilation and the use of extracorporeal procedures in acute respiratory failure"].

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Related Experiment Video

Updated: Apr 5, 2026

In Vitro Thrombosis Test for Ventricular Assist Devices
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[How efficient and safe are Vena-cava-filters?].

Stefan Kluge1

  • 1Klinik für Intensivmedizin, Universitätsklinikum Hamburg-Eppendorf.

Deutsche Medizinische Wochenschrift (1946)
|August 26, 2015
PubMed
Summary

Vena cava filters are increasingly used for pulmonary embolism, but a new study shows they do not reduce recurrence or mortality risk compared to anticoagulation alone.

Area of Science:

  • Cardiovascular Medicine
  • Interventional Radiology

Context:

  • Increasing use of vena cava filters in pulmonary embolism (PE) patients over the past 30 years.
  • Limited evidence comparing filter safety and efficacy against anticoagulation alone.

Purpose:

  • To evaluate the safety and efficacy of vena cava filters compared to anticoagulation in PE patients.
  • To determine if retrievable vena cava filters impact recurrence risk or mortality.

Summary:

  • A recent study indicates that retrievable vena cava filters do not decrease the risk of recurrent PE.
  • Mortality rates were not significantly reduced in patients treated with vena cava filters compared to anticoagulation alone.

Impact:

  • Findings suggest a need to re-evaluate the routine use of vena cava filters in PE management.

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  • Highlights the importance of evidence-based practice in interventional procedures for venous thromboembolism.