Most of the cases of ZCS were concentrated on the Northeast coast. Rio Grande do Norte and Paraiba had the highest incidence of microcephaly in the study period. The states of Bahia, Paraiba and Rio Grande do Norte were selected for their high incidence of microcephaly due to the Zika Virus.
Where did Zika start in Brazil?
– 22 May 2015: The first case of Zika was confirmed in the State of São Paulo, Brazil, in a 52-year-old man. The State of Sao Paulo is the most populous in Brazil, with over 44 million persons. The infection was confirmed by the Adolfo Lutz laboratory in Sao Paulo and re-confirmed by the Evandro Chagas Institute.
How common is the Zika virus in Brazil?
In 2020, a total of 7,387 probable cases of Zika virus were reported in Brazil, out of which nearly 50 percent were located in the state of Bahía. Rio Grande do Norte ranked second in number of probable infections, accounting for 553 cases that year.
Where is the Zika virus mainly located?
Zika virus occurs in tropical areas with large mosquito populations, and is known to circulate in Africa, the Americas, Southern Asia and Western Pacific.
Is Zika endemic in Brazil?
Brazil has a history of previous Zika Virus transmission. There is currently no evidence of an ongoing Zika Virus outbreak. However, there is limited information available and there may be delays in detecting and reporting new cases. Take meticulous anti-mosquito bite measures during the daytime.
When did the Zika virus start in Brazil?
The first confirmed case of Zika virus infection in the Americas was reported in Northeast Brazil in May 2015, although phylogenetic studies indicate virus introduction as early as 2013. Zika rapidly spread across Brazil and to more than 50 other countries and territories on the American continent.
Why was Zika so bad in Brazil?
Factors associated with the rapid spread of Zika virus in Brazil include the non-immune population, high population density, tropical climate and inadequate control of Aedes mosquitoes in the country.
How many people died from Zika virus in Brazil?
November 27, 2015 – Brazil reports it is examining 739 cases of microcephaly. November 28, 2015 – Brazil reports three deaths from Zika infection: two adults and one newborn.
How many Zika virus cases are in Brazil?
In 2020, Brazil reported a total of 15,898 cases of Zika virus disease, down from over 30,000 cases reported a year earlier. During the period analyzed, 2016 was the year with most Zika infections in the South American country.
What serious complication is associated with the recent outbreak of Zika virus in Brazil?
In March 2015, Brazil reported a large outbreak of rash illness, soon identified as Zika virus infection, and in July 2015, found to be associated with Guillain-Barré syndrome.
Is Zika still a thing 2020?
In 2020, there have been no confirmed Zika virus disease cases reported from U.S. territories. Additionally, a large number of suspect Zika cases from the territories have been tested using molecular testing and none have been positive.
What countries have Zika virus 2020?
As of 2020, virus activity continues in the Caribbean, most of Latin America, Central Africa, India, Indonesia, Malaysia, Cambodia, and Papua New Guinea, among other places. Below is some information regarding the number of Zika cases over recent years in specific countries.
Who is most at risk of Zika virus?
The overall estimated incidence of confirmed and presumptive Zika virus disease was 844 cases per 100,000 residents. The highest incidences were in persons aged 20–29 years (1,150 cases per 100,000 residents), and 10–19 years (1,111 per 100,000) (Figure 1) when pregnant women were included.