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Post-thrombotic syndrome: a clinical review
M J Baldwin1, H M Moore, N Rudarakanchana
1Academic Section of Vascular Surgery, Department of Surgery & Cancer, Imperial College School of Medicine, Charing Cross Hospital, London, UK.
Journal of Thrombosis and Haemostasis : JTH
|February 26, 2013
Summary
Post-thrombotic syndrome (PTS) affects up to half of deep vein thrombosis (DVT) patients. Early anticoagulation and compression stockings can reduce PTS incidence, though management of established PTS remains challenging.
Area of Science:
- Vascular Medicine
- Clinical Review
- Thrombosis Research
Background:
- Post-thrombotic syndrome (PTS) is a common complication of deep vein thrombosis (DVT), significantly impacting patient quality of life and incurring substantial health-economic costs.
- Despite optimal anticoagulant therapy, up to 50% of proximal DVT patients develop PTS, highlighting a critical unmet need in venous thromboembolism management.
Purpose of the Study:
- To provide a comprehensive narrative review of the pathophysiology, risk factors, diagnosis, prevention, and treatment of PTS.
- To enhance understanding of PTS and guide clinical management strategies.
Main Methods:
- Systematic literature searches were conducted in PubMed, EMBASE, and Cochrane databases (1966-November 2011).
- Inclusion criteria comprised English-language human studies on lower limb PTS in adults (>18 years).
- Exclusion criteria included non-systematic reviews and single case reports.
Main Results:
- Recurrent thrombosis, thrombus location, and obesity are identified as major risk factors for PTS.
- The Villalta Score is increasingly utilized for PTS diagnosis, which is primarily based on clinical findings in patients with a history of DVT.
- Adequate anticoagulation and elastic compression stockings (ECS) post-DVT can decrease PTS incidence; catheter-directed thrombolysis and mechanical thrombectomy show promise in preserving valvular function and reducing PTS.
Conclusions:
- While compression therapy is the mainstay for established PTS management, high-quality evidence supporting its efficacy is limited.
- Pharmacologic and surgical interventions have shown symptomatic improvement in some studies.
- Further research is needed to optimize PTS prevention and treatment strategies.
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