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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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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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Venous Thrombosis I: Introduction01:30

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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...
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Venous Thrombosis IV: Nursing Management01:30

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Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...
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Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

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Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
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Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
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3D-PAST: Risk Assessment Model for Predicting Venous Thromboembolism in COVID-19.

Yi Lee1, Qasim Jehangir1, Chun-Hui Lin2

  • 1Department of Medicine, St. Joseph Mercy Oakland Hospital, Pontiac, MI 48341, USA.

Journal of Clinical Medicine
|July 27, 2022
PubMed
Summary
This summary is machine-generated.

A new risk assessment model (RAM) helps identify hospitalized COVID-19 patients at risk for venous thromboembolism (VTE). This tool aids in personalizing anticoagulation therapy for better patient outcomes.

Keywords:
COVID-19SARS-CoV-2deep vein thrombosispulmonary embolismrisk assessment modelvenous thromboembolism

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Area of Science:

  • Medical Research
  • Clinical Medicine
  • Cardiology

Background:

  • SARS-CoV-2 infection is associated with hypercoagulability.
  • Existing risk assessment models (RAMs) are insufficient for stratifying venous thromboembolism (VTE) risk in COVID-19 patients.
  • There is a need for a dedicated tool to guide anticoagulation therapy.

Purpose of the Study:

  • To develop and validate a simple clinical risk assessment model (RAM) for predicting VTE in hospitalized COVID-19 patients.
  • To aid in individualizing thromboprophylaxis strategies.
  • To improve patient management by stratifying VTE risk.

Main Methods:

  • A large-cohort retrospective study involving adult patients with confirmed SARS-CoV-2 infection.
  • Model development using LASSO and logistic regression on 3531 patients (March-December 2020).
  • Model validation on 2508 patients (January-September 2021), defining VTE as deep vein thrombosis (DVT) or pulmonary embolism (PE).

Main Results:

  • A novel RAM was created using seven common admission parameters: DVT/PE history, D-Dimer levels, low albumin, low systolic blood pressure, and tachycardia.
  • The model demonstrated a sensitivity of 83% and specificity of 53%.
  • Risk scores were assigned to variables, with cutoffs derived for risk stratification.

Conclusions:

  • The developed RAM is a simple and robust clinical tool for predicting VTE in COVID-19 patients.
  • This model can assist clinicians in personalizing thromboprophylaxis.
  • It facilitates risk-stratification to guide anticoagulation decisions.