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Venous and arterial thrombosis: different sides of the same coin?
Massimo Franchini1, Pier Mannuccio Mannucci
1Transfusion and Hemophilia Center, City Hospital of Verona, Italy.
Insights
Arterial and venous thrombosis share common risk factors like obesity and metabolic syndrome, challenging their distinct nature. Understanding these links is crucial for managing thrombosis risks.
Area of Science:
- Cardiovascular Medicine
- Hematology
- Thrombosis Research
Background:
- Venous and arterial thrombosis were historically viewed as separate conditions.
- Emerging evidence suggests shared risk factors, including age, obesity, infections, and metabolic syndrome.
- Patients with one type of thrombosis exhibit an increased risk for the other, indicating an association.
Purpose of the Study:
- To review the association between venous and arterial thrombosis.
- To explore the clinical implications of this association.
- To discuss potential therapeutic strategies based on shared risk factors.
Main Methods:
- Literature review of studies investigating venous and arterial thrombosis.
- Analysis of shared risk factors and their prevalence.
- Evaluation of clinical evidence linking venous thromboembolism and arterial events.
Main Results:
- Common risk factors for both venous and arterial thrombosis are more prevalent than previously recognized.
- Patients with venous thromboembolism have a higher incidence of arterial events, and vice versa.
- Despite shared risk factors, the underlying mechanisms of arterial and venous thrombosis remain distinct.
Conclusions:
- Arterial and venous thrombosis, while mechanistically different, are linked by significant shared risk factors.
- Recognizing these commonalities is essential for comprehensive patient risk assessment and management.
- Future research should focus on therapeutic interventions targeting these shared pathways.
Abstract:
Until recently venous and arterial thrombosis were considered mechanistically distinct entities. However, their separate nature has been challenged by several studies showing that these conditions share a number of risk factors such as age, obesity, infections and the metabolic syndrome. The existence of an association is further supported by the finding that patients with venous thromboembolism are at higher risk of arterial events and vice versa. This review article addresses the association between venous and arterial thrombosis and its clinical and therapeutic implications. We conclude that arterial and venous thrombosis are mechanistically different, but that common risk factors are more relevant and frequent than previously thought.
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