La Méningite Infectieuse chez les Enfants de Moins de 5 Ans en Milieu Hospitalier Bamakois

2020 
RESUME Introduction. la meningite est l'une des infections les plus graves observees chez les nourrissons et les enfants dans les pays tropicaux. L’objectif de notre travail etait de decrire les aspects epidemiologiques, cliniques, therapeutiques et evolutifs de la meningite chez les enfants de moins de 5 ans hospitalises dans le service de pediatrie generale du CHU Gabriel Toure de Bamako. Materiels et methodes. Il s’agit d’une etude transversale descriptive couvrant une periode de deux ans. Elle a inclus 120 enfants de moins de 5 ans atteints de meningite, parmi 3744 enfants hospitalises. Les echantillons de liquide cerebrospinal ont ete soumis a un examen direct, une coloration de Gram et une culture. Le test de Fisher de sante publique a ete utilise  pour determiner les facteurs de risque de survenue des sequelles. Resultats. L’âge moyen des enfants etait de 3 ans et le sex-ratio de 1,3. La convulsion etait le principal motif de consultation (69%). Le delai moyen de consultation etait de 6 jours. Les principaux signes cliniques etaient la fievre (81%), l’hypotonie (51%) et les vomissements (44%). Les hemocultures realisees chez 81 patients ont isole le Streptococcus pneumoniae dans 57% des cas. Une bi-antibiotherapie etait la regle. La dexamethasone a ete utilisee dans 73% des cas. La duree moyenne du sejour hospitalier etait de 11 jours. Le sejour le plus long a ete observe chez les nourrissons. Des sequelles neurologiques ont ete observees dans 7% des cas. Le taux de letalite etait de 1 %. Conclusion. Nous constatons un retard dans le diagnostic de la meningite infectieuse chez l’enfant, responsable du long sejour hospitalier. Un diagnostic et un traitement precoces sont essentiels pour reduire les sequelles et la mortalite. ABSTRACT Introduction. Meningitis is one of the most serious infections in infants and children in tropical countries. The objective of our work was to describe the epidemiology, clinical presentation, management and outcome of meningitis in children aged 5 years or less in the general pediatrics department of the Gabriel Toure Teaching Hospital of Bamako. Methods. This was a two year cross sectional study including 120 children aged 5 years or less with clinically suspected meningitis, out of 3744 hospitalized children. The CSF samples were subjected to direct examination, Gram stain and culture. The public health Fisher test was used to determine the risk factors for the occurrence of sequels. Results. The mean age of children was 3 years and the sex-ratio was 1.3. Seizure was the main reason for consultation (69%). The average time delay before consultation was 6 days. The main clinical signs were fever (81%), hypotonia (51%) and vomiting (44%). Blood cultures from 81 patients isolated Streptococcus pneumoniae in 57% of cases. Bi-antibiotic therapy was the rule. Dexamethasone was used in 73% of cases. The average length of hospital stay was 11 days, the longest stay was observed in infants. Neurological sequels were seen in 7% of cases. The lethality rate was 1%. Conclusion. There is a long delay before the diagnosis of infectious meningitis, responsible for the prolonged hospital stay. Early diagnosis and treatment are essential to reduce sequels and mortality.
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