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[lah-suh] /ˈlɑ sə/

noun, Pathology.
a highly contagious viral disease, largely confined to central West Africa, characterized by fever, difficulty in swallowing, and inflammation of the pharynx, often progressing to infect the lungs, heart, and kidneys, leading to death.
a serious viral disease of Central West Africa, characterized by high fever and muscular pains

Lassa fever Las·sa fever n.
A highly fatal form of epidemic hemorrhagic fever caused by Lassa virus and characterized by high fever, sore throat, severe muscle aches, skin rash with hemorrhages, headache, abdominal pain, vomiting, and diarrhea. Also called Lassa hemorrhagic fever.


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