Origin of Lassa feverafter Lassa, village in eastern; English Nigeria, where first detected
Lassa feverLas·sa fever
Origin of Lassa feverAfter Lassa , a village of northeast Nigeria
- (pathology) An acute, and often fatal, viral infection endemic to West Africa. Symptoms include fever, sore throat, muscle aches, a skin rash, headache, abdominal pain, vomiting, diarrhoea, ulcers, heart and kidney failure.