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Author Spotlight: Deciphering Coagulation Disorders in Traumatic Brain Injury Patients
Published on: August 4, 2023
Coagulopathy after severe pediatric trauma
Sarah C Christiaans1,2, Amy L Duhachek-Stapelman3, Robert T Russell2
1Department of Anesthesiology, University of Alabama at Birmingham, AL.
Insights
Pediatric trauma can cause coagulopathy, a bleeding disorder. This review covers its causes, diagnosis using rapid tests, and treatment options for children with traumatic injuries.
Area of Science:
- Pediatric Trauma Care
- Hematology
- Coagulopathy Research
Background:
- Trauma is a leading cause of death in US children.
- Traumatic brain injury is the most common lethal outcome.
- Early coagulopathy is frequent in severe trauma, linked to hemorrhage and brain injury.
Purpose of the Study:
- Review coagulopathy incidence and mechanisms in pediatric trauma.
- Evaluate the role of rapid diagnostic tests.
- Discuss treatment strategies for pediatric coagulopathy.
Main Methods:
- Literature review of pediatric trauma and coagulopathy.
- Analysis of established and emerging coagulopathy mechanisms.
- Examination of diagnostic and therapeutic approaches.
Main Results:
- Classical coagulopathy drivers: hypothermia, acidosis, hemodilution, factor consumption.
- Potential role of protein C pathway activation in pediatric coagulopathy requires further investigation.
- Rapid diagnostic tests aid early identification.
Conclusions:
- Understanding pediatric trauma-induced coagulopathy is crucial.
- Early diagnosis and appropriate treatment improve outcomes.
- Further research is needed on novel coagulopathy mechanisms in children.
Abstract:
Trauma remains the leading cause of morbidity and mortality in the United States among children aged 1 to 21 years. The most common cause of lethality in pediatric trauma is traumatic brain injury. Early coagulopathy has been commonly observed after severe trauma and is usually associated with severe hemorrhage and/or traumatic brain injury. In contrast to adult patients, massive bleeding is less common after pediatric trauma. The classical drivers of trauma-induced coagulopathy include hypothermia, acidosis, hemodilution, and consumption of coagulation factors secondary to local activation of the coagulation system after severe traumatic injury. Furthermore, there is also recent evidence for a distinct mechanism of trauma-induced coagulopathy that involves the activation of the anticoagulant protein C pathway. Whether this new mechanism of posttraumatic coagulopathy plays a role in children is still unknown. The goal of this review is to summarize the current knowledge on the incidence and potential mechanisms of coagulopathy after pediatric trauma and the role of rapid diagnostic tests for early identification of coagulopathy. Finally, we discuss different options for treating coagulopathy after severe pediatric trauma.
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