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Lassafeber

Sist revidert:
Sist revidert av:

Definisjon:
Lassafeber er en viral hemorragisk feber forårsaket av Lassavirus. Virusreservoir hos rotter
Forekomst:
Tilstanden er endemisk i Vest-Afrika
Symptomer:
Sykdommen er mild og gir ingen synlige symptomer hos omtrent 80%, mens 20% får en alvorlig multisystem sykdom
Funn:
Feber, allmennsymptomer, hodepine, brystsmerter. I tidlig fase umulig å skille klinisk fra malaria og tyfoidfeber. 
Diagnostikk:
Tilleggsundersøkelse er PCR og serologi
Behandling:
Ribavarin intravenøst innen 6. sykdomsdag medfører 90% redusert dødelighet. Ingen tilgjengelig vaksine
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  • Ingard Løge, spesialist allmennmedisin, redaktør NEL