Delirium among children and adolescents in an urban sub-Saharan African setting
Sean Hatherill1, Alan J Flisher, Rene Nassen
1University of Cape Town and Red Cross War Memorial Children's Hospital, South Africa. Sean_Hatherill@health.qld.gov.au
Insights
Children with delirium referred to psychiatry face high mortality risks and complex causes. While antipsychotics like haloperidol and risperidone show moderate effectiveness, more research is needed for treatment guidelines.
Area of Science:
- Pediatric Psychiatry
- Child and Adolescent Psychiatry
- Neuroscience
Background:
- Delirium is an underresearched condition in pediatric populations.
- Hospitalized children and adolescents with delirium present unique clinical challenges.
Purpose of the Study:
- To characterize the demographic and clinical profile of pediatric delirium cases referred to psychiatry.
- To assess mortality rates and treatment effectiveness in this patient group.
Main Methods:
- Prospective case series of 23 children and adolescents diagnosed with delirium.
- Referral to a consultation-liaison psychiatry service in a South African children's hospital.
- Diagnosis based on Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision criteria.
Main Results:
- Patients represent a high-risk subgroup with significant mortality.
- Complex, multifactorial, and often uncertain etiologies were observed.
- Haloperidol and risperidone demonstrated moderate effectiveness in uncontrolled data when used with specific criteria.
Conclusions:
- Delirium in children and adolescents is a critical, understudied area.
- Tentative criteria for antipsychotic use are proposed.
- Urgent need for controlled studies comparing pharmacological and non-pharmacological treatments.
Objectives:
The purpose of this study is to describe the demographic and clinical profile, mortality rates, and effectiveness of a multifaceted treatment approach in hospitalized children and adolescents with delirium referred to psychiatry.
Methods:
We report a series of 23 children and adolescents prospectively diagnosed with Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision, delirium after referral to a consultation-liaison psychiatry service based in a large, regional, dedicated children's hospital in South Africa.
Results:
Children and adolescents with delirium referred to psychiatrists appear to represent a subgroup of delirious patients with a high risk of mortality, an underrepresentation of hypoactive cases, and complex, multifactorial, and often uncertain etiologies. A significant minority of these cases may be managed without the use of psychotropic medications. Uncontrolled data provide supportive evidence for the moderate effectiveness of both haloperidol and risperidone in childhood delirium when explicit criteria guiding the use of antipsychotic medications are utilized.
Conclusions:
Delirium is an important and underresearched disorder in children and adolescents. Although the evidence base for the use of antipsychotic medications in childhood delirium remains relatively slim, tentative threshold criteria for the use of such medications are suggested by this study. Controlled studies comparing different antipsychotic medications with each other and with nonpharmacological strategies are urgently required.
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