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DVT Intervention in the Post-ATTRACT Era
Ronald S Winokur1, Akhilesh K Sista2
1Department of Radiology, Division of Interventional Radiology, Weill Cornell Medicine, 2315 Broadway, 4th Floor, New York, NY, 10024, USA. rsw9004@med.cornell.edu.
Insights
Pharmacomechanical catheter-directed thrombolysis (PCDT) did not improve outcomes for deep vein thrombosis (DVT) patients and increased bleeding risk. PCDT is generally not recommended for lower extremity DVT unless patients have iliofemoral DVT and low bleeding risk.
Area of Science:
- Vascular Medicine
- Interventional Cardiology
Background:
- Acute lower extremity deep vein thrombosis (DVT) can lead to post-thrombotic syndrome (PTS), characterized by chronic limb pain, heaviness, and fatigue.
- Catheter-directed therapy has been explored to reduce clot burden and improve outcomes in DVT patients.
Purpose of the Study:
- To evaluate the efficacy and safety of pharmacomechanical catheter-directed thrombolysis (PCDT) compared to anticoagulation alone for acute lower extremity DVT.
- To assess the impact of PCDT on the development of post-thrombotic syndrome (PTS) and quality of life.
Main Methods:
- The study references findings from the multicenter randomized controlled ATTRACT trial.
- Comparison between patients treated with PCDT and those treated with anticoagulation alone.
Main Results:
- The ATTRACT trial found no significant difference in PTS or quality of life at 2 years between PCDT and anticoagulation alone groups.
- Patients receiving PCDT experienced a higher rate of major bleeding.
- PCDT is generally not indicated for most patients with lower extremity DVT.
Conclusions:
- PCDT is not recommended for the routine treatment of lower extremity DVT due to lack of benefit and increased bleeding risk.
- Interventional treatment with PCDT may be considered for select patients with iliofemoral DVT who have a low risk of bleeding.
Purpose Of Review:
Patients suffering from acute lower extremity deep vein thrombosis (DVT) are at risk for developing chronic limb pain, heaviness, and fatigue, known as the post-thrombotic syndrome (PTS).
Recent Findings:
Although several studies have shown that catheter-directed therapy reduces clot burden and may improve clinical outcomes, the multicenter randomized controlled ATTRACT trial showed no difference in PTS or quality of life at 2 years between patients treated with pharmacomechanical catheter-directed thrombolysis (PCDT) and those treated with anticoagulation alone, and a higher major bleeding rate in the PCDT group. PCDT is not indicated for most patients diagnosed with lower extremity DVT. Since PCDT may benefit patients with iliofemoral DVT, intervention can be considered in this subset of patients if they are at low risk of bleeding.
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