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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 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]
However around 10% of those 800,000 had not had dengue fever before and therefore are at risk of severe infection because of the vaccine. [2] In the Philippines, the Dengvaxia controversy has contributed to overall vaccine hesitancy because of heightened concerns about vaccine safety.
Also, be aware that severe dengue symptoms may occur as the fever goes away. Warning signs include symptoms such as abdominal pain or tenderness, vomiting more than 3 times in 24 hours, lethargy ...
(The world’s first dengue vaccination program, launched in the Philippines in 2016, however, was found to increase the severity of the disease for recipients of Dengvaxia who were later infected ...
Here’s what to know about the virus. What is dengue? Dengue is a viral disease more commonly experienced in tropical and subtropical climates, according to WHO. There are four different virus types.
Dengue fever is caused by infection through viruses of the family Flaviviridae. The illness is most commonly transmitted by Aedes aegypti mosquitoes in tropical and subtropical regions. [58] Dengue virus has four different serotypes, each of which are antigenically related but have limited cross-immunity to reinfection. [59]
Dengue fever is a mosquito-borne tropical disease caused by the dengue virus. [1] Symptoms typically begin three to fourteen days after infection. [ 2 ] This may include a high fever , headache , vomiting, muscle and joint pains , and a characteristic skin rash .