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Published on: May 26, 2015
Periprocedural anticoagulant management
Alfonso Tafur1, Waldemar E Wysokinski, Robert D McBane
1Department of Medicine (AT), Cardiovascular Section, Vascular Medicine, University of Oklahoma Health Sciences Center, Oklahoma City, OK.
Insights
Managing chronic anticoagulation requires a stepwise approach for temporary interruption during procedures. This strategy aims to minimize bleeding and thromboembolic risks for patients on anticoagulants.
Area of Science:
- Cardiology
- Pharmacology
- Internal Medicine
Background:
- Millions of Americans use chronic anticoagulation therapy.
- Annually, 10% of these patients need to interrupt anticoagulation for invasive procedures.
- Effective management is crucial to prevent bleeding and thromboembolic events.
Purpose of the Study:
- To provide healthcare providers with a structured, stepwise approach for managing anticoagulation interruption during invasive procedures.
- To outline a strategy for minimizing both bleeding and thromboembolic complications in patients undergoing procedures.
Main Methods:
- A four-step process for managing anticoagulation interruption is presented.
- Key steps include determining the necessity of discontinuation, timing of interruption, assessing thromboembolic risk for bridging therapy, and selecting appropriate reinitiation regimens.
- Consideration of patient-specific factors and procedural variables is emphasized.
Main Results:
- The article details a systematic approach to anticoagulation management during procedural interruptions.
- It highlights the critical decision-making involved in choosing bridging therapy and reinitiation protocols.
- The strategy aims to optimize patient safety by balancing bleeding and clotting risks.
Conclusions:
- A formal, stepwise strategy is essential for managing temporary anticoagulation interruption.
- Tailoring the approach based on procedural needs, patient risk, and specific anticoagulant regimens is critical.
- This structured management minimizes complications associated with anticoagulation therapy during invasive procedures.
Abstract:
Approximately 6 million Americans are treated with chronic anticoagulation. Of these, 10% of patients will require temporary anticoagulation interruption for an invasive procedure each year. Anticoagulation management during this period requires a formal strategy in order to limit both bleeding and thromboembolic complications. This article will give health care providers a stepwise approach to this process. The first step is to determine whether warfarin discontinuation is necessary for the planned procedure. For procedures requiring warfarin discontinuation, the second step is to determine the appropriate timing. The third step is to identify the patient-specific thromboembolic risk in order to determine which patients require bridging therapy with parenteral anticoagulants. The fourth step is both the most complicated and most critical step in this management strategy. This decision-making step involves choosing the appropriate anticoagulant regimen, dose, and timing of reinitiation that is best tailored to a specific patient, as well as determining procedural variables, in order to limit bleeding and thrombotic complications.
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