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Published on: July 1, 2014
Posttraumatic stress symptomatology after childhood traumatic brain injury
J E Max1, C S Castillo, D A Robin
1Department of Psychiatry, University of Iowa, Iowa City, USA.
Insights
Posttraumatic stress disorder (PTSD) is uncommon after traumatic brain injury (TBI) in children, but many experience symptoms. Pre-existing internalizing disorders and injury severity predict PTSD development.
Area of Science:
- Neuroscience
- Child Psychiatry
- Traumatology
Background:
- Traumatic brain injury (TBI) can lead to various psychological sequelae in children.
- Posttraumatic stress disorder (PTSD) is a significant concern following TBI, but its prevalence and predictors in pediatric populations require further investigation.
Purpose of the Study:
- To quantify the incidence of PTSD and its symptoms in children after TBI.
- To identify predictors of PTSD symptomatology in this cohort.
Main Methods:
- Prospective study of 50 children (aged 6-14) hospitalized for TBI.
- Assessment of injury severity, pre-injury psychiatric status, socioeconomic factors, family functioning, and family psychiatric history.
- Neuroimaging analysis.
- Repeated psychiatric assessments at 3, 6, 12, and 24 months post-TBI.
Main Results:
- Only 4% of subjects developed full PTSD, but 68% experienced at least one PTSD symptom within 3 months post-TBI.
- Symptom frequency decreased to 12% at 2 years.
- Pre-injury internalizing disorders and greater injury severity were the most consistent predictors of PTSD symptomatology.
Conclusions:
- While full PTSD is rare after pediatric TBI, subsyndromal posttraumatic stress symptoms are common.
- These symptoms can occur even with neurogenic amnesia.
- Early identification and treatment of persistent symptoms (beyond 3 months) are recommended.
Abstract:
The purpose of this study was to quantify and to identify predictors of posttraumatic stress disorder (PTSD) symptomatology after traumatic brain injury (TBI). Fifty children aged 6 to 14 years, hospitalized after TBI, were assessed soon after TBI regarding injury severity and preinjury psychiatric, socioeconomic, family functioning, and family psychiatric history status; neuroimaging was also analyzed. Psychiatric assessments were repeated 3, 6, 12, and 24 months after TBI. Only 2 of 46 (4%) subjects with at least one follow-up assessment developed PTSD. However, the frequency with which subjects experienced at least one PTSD symptom ranged from 68% in the first 3 months to 12% at 2 years in assessed children. The presence of an internalizing disorder at time of injury followed by greater injury severity were the most consistent predictors of PTSD symptomatology. It is apparent, therefore, that PTSD and subsyndromal posttraumatic stress disturbances occur despite neurogenic amnesia. These problems should be treated, particularly if symptoms persist beyond 3 months.
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