Yellow fever is caused by yellow fever virus, an enveloped RNA virus 40–50 nm in width, the type species and namesake of the family Flaviviridae. It was the first illness shown to be transmissible by filtered human serum and transmitted by mosquitoes, by Walter Reed around 1900.
Yellow fever peaked in 1842, killing hundreds of people. There was an outbreak in Philadelphia in 1793. Yellow fever is spread through the bite of an infected mosquito. The name of the mosquito which commonly carries the virus is Aedes Aegypti. The female carries the disease. The yellow fever originated in Central Africa.
The first mention of the disease by the name "yellow fever" occurred in 1744. Many famous people, mostly during the 18th through the 20th centuries, contracted and then recovered from, or died of, yellow fever. 1 Philadelphia: 1793. 2 Haiti: 1790–1802. 3 Savannah, Georgia: 1820. 4 New Orleans, Louisiana: 1853. 5 Norfolk, Virginia: 1855.
Yellow Fever Definition Yellow fever, which is also known as sylvatic fever and viral hemorrhagic fever or VHF, is a severe infectious disease caused by a type of virus called a flavivirus. This flavivirus can cause outbreaks of epidemic proportions throughout Africa and tropical America.
Yellow fever is caused by a virus transmitted by the bite of the female Aedes aegypti mosquito, which breeds in stagnant water near human habitations. A form of the disease called sylvan or jungle yellow fever is transmitted in tropical jungles by other species of mosquitoes that live in trees.
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Yellow fever, acute infectious disease characterized by fever, headache, backache, nausea, and vomiting. The skin and eyes may appear yellow, a condition known as jaundice, giving rise to the disease’s popular name. Yellow fever is caused by a flavivirus. Learn more about its transmission, treatment, and history.
Yellow fever is a disease spreading at an unprecedented rate among non-Asian men, as well as some lesbians, in the Western world due to the migration thereto of a rare microscopic Japanese parasite known as the hentaicalius.
Apr 27, 2018 · Yellow fever (also called yellow jack, black vomit, or sometimes American Plague) is an acute viral disease. It is still an important cause of hemorrhagic illness in several African and South ...
yellow fever n. An infectious tropical disease caused by a flavivirus transmitted by mosquitoes of the genera Aedes, especially A. aegypti, and Haemagogus and characterized by ...