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The Zika virus epidemic also revealed structural problems of the health system, in particular in public health services and basic sanitation in Brazil. [91] The above average warm temperatures of 2015–2016 caused by a strong El Nino created an environment conducive to the spread of the Zika Virus in Brazil[2010]. The 2015 -16 El Nino ...
Zika fever (also known as Zika virus disease) is an illness caused by Zika virus. [80] Around 80% of cases are estimated to be asymptomatic, though the accuracy of this figure is hindered by the wide variance in data quality, and figures from different outbreaks can vary significantly. [ 81 ]
Zika fever, also known as Zika virus disease or simply Zika, is an infectious disease caused by the Zika virus. [1] Most cases have no symptoms, but when present they are usually mild and can resemble dengue fever .
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
Zika, a virus known to cause the birth defect microcephaly, first began spreading in Puerto Rico in December.
For a given epidemic or pandemic, the average of its estimated death toll range is used for ranking. If the death toll averages of two or more epidemics or pandemics are equal, then the smaller the range, the higher the rank. For the historical records of major changes in the world population, see world population. [3]
Spread of the Zika virus [1] [2] [3]. This article primarily covers the chronology of the 2015–16 Zika virus epidemic.Flag icons denote the first announcements of confirmed cases by the respective nation-states, their first deaths (and other events such as their first reported cases of microcephaly and major public health announcements), and relevant sessions and announcements of the World ...
The death toll increased to one million as of 2018 according to the American Mosquito Control Association. ... Zika virus can only be confirmed by a laboratory test ...