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Published on: February 10, 2023
Preventing venous thrombosis in critically ill children: what is the right approach?
Alice J Braga1, Amber E R Young
1Department of Anaesthesia, South West Paediatric Burns and Neuroscience Services, Frenchay Hospital, North Bristol NHS Trust, Bristol, UK.
Insights
Pediatric venous thromboembolic (VTE) prophylaxis lacks standardized guidelines in England and Wales. This study highlights the need for simple, empirical measures to prevent VTE in critically ill children.
Area of Science:
- Pediatric critical care medicine
- Thrombosis and hemostasis research
- Evidence-based medicine in pediatrics
Background:
- Rising incidence of venous thromboembolic (VTE) events in pediatric populations.
- Absence of established consensus on VTE prophylaxis for children.
- Need for standardized preventative strategies in pediatric intensive care.
Observation:
- Survey of 24 pediatric intensive care units (PICUs) and burns centers in England and Wales.
- Only one PICU utilized specific pediatric VTE prophylaxis guidelines.
- Most units lacked formal guidelines, relying on individual case management or adapted adult protocols.
Findings:
- Significant variation in current pediatric VTE prophylaxis practices.
- Limited availability of specific pediatric VTE prevention guidelines across surveyed units.
- Prevalence of consultant-led, case-by-case decision-making for VTE prophylaxis.
Implications:
- Urgent need for developing and implementing evidence-based pediatric VTE prophylaxis guidelines.
- Proposal for simple, empirical measures to mitigate VTE risk in critically ill children.
- Addressing the under-recognition of VTE in pediatric patients through standardized care.
Background:
The incidence of venous thromboembolic (VTE) events in children has increased in recent years (J Neurosurg, 101, 2004, 32; J Thromb Haemost, 1, 2003, 1443) yet there is currently no consensus as to what VTE prophylaxis, if any, should be applied to the pediatric population.
Objectives/Aims:
Our aim was to audit current practice in pediatric VTE prophylaxis across England and Wales and to advocate simple measures for prevention. We illustrate the importance of the condition with a series of cases from the South West Paediatric Burns and Neurosurgical Services based in Bristol.
Methods:
Every pediatric intensive care unit (PICU) and burns center admitting children in England and Wales was invited to participate in a structured telephone questionnaire designed to find out how VTE in children were being prevented. We performed a literature review of specific risk factors and management of these factors.
Results:
Only one of the 24 units surveyed had written guidelines specific for children. Four other units used modified adult guidelines in older children. In the remaining 19 units that had no written guidelines, decisions regarding prophylaxis were based on individual cases and consultant-led.
Conclusion:
There is no consensus in England and Wales as to which VTE prophylactic measures should be applied in patients <18 years of age. The National Institute for Health and Clinical Excellence (NICE) guidelines apply to adults only. Given the rarity of VTE events in children, it is unlikely that randomized controlled trials will provide the answer. We therefore propose that simple empirical measures be formally implemented in critically ill children to reduce the risk of developing this important but under-recognized condition.
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