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Dengue fever is a mosquito-borne disease caused by dengue virus, prevalent in tropical and subtropical areas. It is frequently asymptomatic ; if symptoms appear they typically begin 3 to 14 days after infection.
Dengue is a viral fever spread through mosquito bites. It’s common in many tropical regions across the globe, but has recently appeared in more temperate climates. Dengue fever, once confined to ...
Dengue virus (DENV) is the cause of dengue fever.It is a mosquito-borne, single positive-stranded RNA virus of the family Flaviviridae; genus Flavivirus. [1] [2] Four serotypes of the virus have been found, and a reported fifth has yet to be confirmed, [3] [4] [5] all of which can cause the full spectrum of disease. [1]
By the late 1990s, dengue was the most important mosquito-borne disease affecting humans after malaria, with around 40 million cases of dengue fever and several hundred thousand cases of dengue hemorrhagic fever each year. Significant outbreaks of dengue fever tend to occur every five or six months.
The symptoms experienced by those infected with dengue can vary widely: up to 80% of dengue cases are asymptomatic, and while some infections may trigger only flu-like symptoms, more serious cases ...
Although the disease was eliminated in Florida decades ago, it has recurred in cases of people traveling to countries where dengue is endemic. There was an outbreak in Key West in 2009, and in ...
A viral hemorrhagic fever is a possible cause of the Plague of Athens during the Peloponnesian War. [13] A viral hemorrhagic fever is an alternate theory of the cause of the Black Death and the Plague of Justinian [14] The initial, and currently only, outbreak of Lujo virus in September–October 2008 left four of five patients dead. [15]
This year, the incidence of dengue fever globally has been the highest on record, especially in Latin American countries, where more than 9.7 million dengue cases have been reported. That's twice ...