Absence of neuropsychological sequelae following cerebral malaria in Gambian children
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A H Muntendam1, S Jaffar, N Bleichrodt
1Medical Research Council Laboratories, Banjul, Gambia.
Insights
Cerebral malaria survivors without major neurological deficits showed no significant long-term impact on most neuropsychological functions. Balance was only borderline affected, suggesting less severe developmental consequences than previously feared.
Area of Science:
- Neurology
- Pediatrics
- Infectious Diseases
Background:
- Cerebral malaria can cause neurological and neuropsychological sequelae in survivors.
- The long-term impact on children's development, even after apparent recovery, is a significant concern.
Purpose of the Study:
- To investigate the incidence and nature of neuropsychological sequelae in children who survived cerebral malaria without major neurological deficits.
Main Methods:
- A matched case-control study involving 36 pairs of children.
- Cases were children treated for cerebral malaria, assessed a mean of 3.4 years post-treatment.
- Neuropsychological functions were assessed and compared between cases and controls.
Main Results:
- Most assessed neuropsychological functions showed no serious long-term impact in cerebral malaria survivors.
- A borderline significant difference was observed in balance tests, with cases performing less well than controls.
Conclusions:
- Cerebral malaria survivors without evident neurological deficits appear to have a less severe long-term neuropsychological impact than previously anticipated.
- Further research may be needed to fully understand subtle, long-term effects, particularly on balance.
Abstract:
Cerebral malaria causes major neurological sequelae in a proportion of survivors and may lead to neuropsychological sequelae in children who seem to have made a good recovery. If this is the case, cerebral malaria could have a dramatic impact on the development of thousands of African children. The present study was carried out to provide information on the incidence and type of neuropsychological sequelae in children who survive the disease without major neurological sequelae. A matched case-control study design was used in which 36 pairs of children were assessed. The cases had been treated for cerebral malaria a mean of 3.4 years before testing. No evidence of a serious long-term impact on most assessed neuropsychological functions was found in these children. Only in the balance test did cases perform less well than their matched controls, but the difference between the 2 groups was only of borderline significance. These findings suggest that the long-term impact of cerebral malaria on the development of children who recover without major neurological sequelae is not as serious as had been feared.