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A Novel Model of Mild Traumatic Brain Injury for Juvenile Rats
Published on: December 8, 2014
Childhood non-traumatic coma in Kuala Lumpur, Malaysia
1Neurology Unit, Kuala Lumpur Hospital, Malaysia.
Insights
Infection is the leading cause of non-traumatic coma in children, with outcomes significantly worse in this group. This contrasts with Western data, highlighting regional differences in childhood coma aetiology.
Area of Science:
- Pediatric Neurology
- Infectious Diseases
- Critical Care Medicine
Background:
- Acute non-traumatic coma is a critical condition in children with varied causes and outcomes.
- Understanding the aetiology of childhood coma is crucial for effective management and prognosis.
- Existing data on childhood coma aetiology shows considerable variation, particularly between Eastern and Western populations.
Purpose of the Study:
- To determine the aetiology and outcomes of acute non-traumatic coma in post-neonatal children.
- To compare findings with existing international data on childhood coma.
Main Methods:
- Prospective analysis of 116 post-neonatal children admitted with acute non-traumatic coma over an 8-month period.
- Follow-up of patients for 18-24 months to assess outcomes.
- Categorization of coma aetiology into infection, toxic metabolic, hypoxic-ischaemic insults, intracranial haemorrhage, and miscellaneous causes.
Main Results:
- Infection was the predominant cause (69%), followed by toxic metabolic (13%) and hypoxic-ischaemic insults (5%).
- Mortality was high (35.7%), with 29.3% experiencing permanent neurological deficits.
- Outcomes were significantly worse in children with infectious aetiologies; findings align with Japanese data but differ from Western studies.
Conclusions:
- Infectious causes are the primary driver of non-traumatic coma in this pediatric cohort.
- The high incidence of infection-related coma and associated poor outcomes necessitate targeted preventive and therapeutic strategies.
- Regional variations in the aetiology of childhood coma underscore the importance of localized epidemiological data.
Abstract:
All post-neonatal children with acute non-traumatic coma admitted over an 8-month period were analysed and followed up for 18-24 months to determine the aetiology and outcome of their coma. One hundred and sixteen children, 72 boys and 44 girls, were recruited. Half the children were under 1 year of age and only 16 (14%) were more than 6 years of age. Eighty cases (69%) were due to infection, 15 (13%) to toxic metabolic causes, six (5%) to hypoxic ischaemic insults, four (3.5%) had intracranial haemorrhage, nine (7.8%) were due to miscellaneous causes and in two (1.7%) the cause was unknown. Seven cases were lost to follow-up. Of the remainder, 39 (35.7%) died, 32 (29.3%) developed permanent neurological deficit, and 38 (35%) were discharged well. The outcome was worst in the infectious group. Age of onset and sex did not significantly affect outcome. Our findings are similar to experience in Japan, where infection accounts for 74% of non-traumatic coma, but differ considerably from Western data on childhood coma where only a third of cases are due to infection.
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