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Published on: April 18, 2017
Slow progress. How do we shift the paradigm of thinking in pediatric thrombosis and anticoagulation?
1Department of Clinical Haematology, Royal Children's Hospital, Australia; Haematology Research Murdoch Children's Research Institute, Australia; Department of Paediatrics, University of Melbourne, Flemington Rd, Melbourne, Victoria, Australia.
Insights
Pediatric thrombosis diagnosis and treatment lag due to low incidence and changing hemostasis. Paradigm shifts in research and clinical thinking are needed to advance pediatric thrombosis care.
Area of Science:
- Pediatric Hematology
- Thrombosis Research
- Hemostasis
Background:
- Progress in pediatric thrombosis diagnosis, prevention, and treatment has been slow since 1994.
- Low incidence and age-related changes in hemostasis present significant challenges in pediatric thrombosis management.
- Current research often extrapolates adult data and methodologies, which may not be suitable for children.
Purpose of the Study:
- To highlight the slow progress in pediatric thrombosis.
- To identify barriers hindering advancements in the field.
- To advocate for paradigm shifts in understanding and researching pediatric thrombosis.
Main Methods:
- Review of existing literature and clinical observations on pediatric thrombosis.
- Analysis of challenges in pediatric hemostasis and anticoagulant therapy.
- Critique of current research methodologies in pediatric thrombosis.
Main Results:
- Significant knowledge gaps persist in pediatric thrombosis diagnosis, prevention, and treatment.
- The unique physiology of pediatric hemostasis complicates risk-benefit assessments of therapies.
- Lack of understanding regarding thrombotic syndrome pathogenesis and natural history is a major issue.
Conclusions:
- Advancements in pediatric thrombosis require a fundamental shift in perspective.
- New research designs and methodologies are essential to generate robust evidence for pediatric care.
- Addressing these paradigm shifts is crucial for improving outcomes for children with thrombosis.
Abstract:
Since Maureen Andrew began systematically describing thrombosis in children in 1994, there has been surprisingly slow process in advancing our knowledge in terms of diagnosis, prevention and treatment of thrombosis in children. There are a variety of reasons for this slow progress. Overwhelmingly the low incidence of thrombosis in children has been a major barrier. Second, the developmental, age related, changes in haemostasis mean that the physiology of haemostasis in children, and the interaction of the haemostatic system with anticoagulant drugs is constantly changing. This presents further challenges in identifying the risk benefit ratio of therapies. In addition, the failure to adequately understand the subtleties of pathogenesis of the variety of thrombotic syndromes, and the failure to know the natural history of many types of thrombosis are also significant problems. We continue to try and solve these problems by extrapolation, not just of adult based data, but of methodologies for research founded in the adult paradigm. If we are truly going to improve our understanding of thrombosis in children and improve our ability to prevent and adequately treat thrombosis in this population, then we need multiple paradigm shifts; First, in the way we think about thrombosis and anticoagulation in children. Second in the way we design and conduct research studies to provide evidence on which to base the care of children suffering from thrombosis in the future.
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