An infectious disease caused by a virus carried by mosquitoes of the genus Aëdes and occurring in tropical South America and sub-Saharan Africa. Anyone can get yellow fever, but the elderly have a higher risk of severe infection. If a person is bitten by an infected mosquito, symptoms usually develop 3 to 6 days later.
Symptoms of yellow fever include fever, headache, backache, prostration, and vomiting of sudden onset. Protein loss in the urine, kidney failure, and liver disorder with jaundice are also frequent. Hemorrhage from mucous membranes, especially in the gastrointestinal tract is also common.
Yellow fever has three stages:
TreatmentThere is no specific treatment for yellow fever. Treatment for symptoms can include:
PreventionIf traveling to an area where yellow fever is common:
Related category HEALTH AND DISEASE
Source: U.S. National Library of Medicine
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