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Published on: May 2, 2017
[MANAGEMENT OF VENOUS THROMBOEMBOLISM: WHICH DRUG, WHAT DOSE AND FOR HOW LONG]
Dana Deshet Meirovich1, Asher Winder1,2
1Department of Hematology, Wolfson Medical Center, Holon.
Insights
Direct oral anticoagulants (DOACs) offer effective venous thromboembolism (VTE) treatment with fewer bleeds than warfarin. This review discusses DOAC use in various clinical scenarios, including VTE in cancer patients.
Area of Science:
- Cardiology
- Hematology
- Pharmacology
Background:
- Venous thromboembolism (VTE) is a significant cause of illness and death.
- Initial VTE treatment involves three months of anticoagulation, with extended therapy aimed at preventing recurrence.
- Anticoagulation duration is influenced by event provocation, patient gender, oral contraceptive use, and cancer status.
Purpose of the Study:
- To review the use of direct oral anticoagulants (DOACs) in managing venous thromboembolism (VTE).
- To discuss the efficacy and safety of DOACs in various clinical scenarios, including VTE in cancer patients.
- To address emerging issues and evidence gaps concerning DOACs in VTE treatment.
Main Methods:
- Literature review of studies on DOACs for VTE.
- Analysis of clinical scenarios involving anticoagulation duration and patient-specific factors.
- Evaluation of preliminary evidence for DOACs in VTE within cancer patient populations.
Main Results:
- DOACs demonstrate comparable efficacy to warfarin for VTE treatment.
- DOACs are associated with a reduced incidence of major bleeding events compared to warfarin.
- Preliminary data suggest DOAC efficacy in VTE for cancer patients, though further evidence is needed.
Conclusions:
- DOACs represent a valuable therapeutic option for VTE, offering a favorable safety profile.
- Clinical decisions regarding anticoagulation duration require consideration of multiple patient and disease factors.
- Continued research is essential to fully establish the safety and efficacy of DOACs across diverse clinical situations.
Introduction:
Venous thromboembolism is a major cause of morbidity and mortality. The main initial therapy for thromboembolism is anticoagulation for a period of three months (active treatment period). The aim of treatment beyond three months is prevention of recurrence. The duration of anticoagulation is being determined by the degree of provocation leading to the thromboembolic event, but other factors like the patient's gender, oral contraceptive use, cancer etc. may influence the period of anticoagulation. The direct oral anticoagulants (DOACs) are as effective as warfarin with less major bleeding events. Despite their growing use, it is important to remember that there is still a lack of evidence about their safety and efficacy in many clinical situations. Preliminary evidence for their efficacy in venous thromboembolic diseases (VTE) in cancer patients has been published. In this article we will address these and other issues arising in treating VTE by discussing common clinical scenarios.
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