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Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis
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Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis

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Deep Venous Thrombosis

Lisa Duffett1

  • 1The Ottawa Hospital, Ottawa, Ontario, Canada.

Annals of Internal Medicine
|September 12, 2022
PubMed

Insights

Venous thromboembolism (VTE), a common cardiovascular issue, can often be prevented with prophylaxis. Direct oral anticoagulants offer effective and safer treatment options for VTE management.

Area of Science:

  • Cardiovascular Medicine
  • Hematology

Background:

  • Venous thromboembolism (VTE) is a significant global health concern, ranking as the third most common cardiovascular disorder.
  • VTE encompasses deep venous thrombosis (DVT) and pulmonary embolism, impacting up to 5% of the population.
  • A substantial portion of VTE cases are linked to transient risk factors, highlighting potential for preventive strategies.

Purpose of the Study:

  • To review the epidemiology, risk factors, and management of venous thromboembolism.
  • To compare the safety and efficacy of direct oral anticoagulants (DOACs) with traditional anticoagulants.
  • To discuss the long-term implications of VTE, including postthrombotic syndrome.

Main Methods:

  • Literature review of epidemiological data on VTE prevalence and risk factors.
  • Comparative analysis of clinical trial data for DOACs versus vitamin K antagonists.
  • Synthesis of evidence regarding the prevention and management of VTE and its complications.

Main Results:

  • Half of VTE events are associated with transient risk factors, suggesting a role for prophylaxis.
  • Direct oral anticoagulants demonstrate comparable efficacy to vitamin K antagonists with a reduced risk of bleeding.
  • Postthrombotic syndrome affects a significant percentage (25%-40%) of DVT patients, impacting quality of life.

Conclusions:

  • VTE is a prevalent cardiovascular condition with significant morbidity.
  • DOACs represent an effective and safer alternative for anticoagulation therapy in VTE.
  • Effective VTE management and prophylaxis are crucial to mitigate long-term complications like postthrombotic syndrome.

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