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The Zika virus was discovered in a forest in Uganda, initially found in monkeys.
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Aedes Mosquitos that carried other diseases were now a carrier of the Zika virus and began to transmit the disease through it's bite and saliva.
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The the first time a human contracted Zika was in Uganda due to a mosquito bite.
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Blood tests verified that the Zika virus was present within the human body, however, no casualties occurred. In addition to Uganda, the virus was now found in Asia and western Africa.
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Prior to this outbreak, there had only been 14 recorded human Zika cases. The outbreak occurred in the Yap Island where more than 70% of the residents were infected. Scientists believe that the island was so heavily impacted because their residents lacked proper immunity.
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A scientist in Colorado was working in Senegal Falls, where he contracted the Zika virus. He then returned home a sexually transmitted the virus to his wife.
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The outbreak reaches French Guiana
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There is a Zika outbreak in Panama.
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Scientist discover that the virus is most prominent in Asia and Africa
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4 more major outbreaks occur: the Cook Islands, French Polynesia, New Caledonia, and Easter Island. Researchers concluded that the Zika virus leads to neurological and autoimmune issues.
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During this specific outbreak, two sets of mothers and their newborns were infected with Zika through the delivery process (transplacental transmission). This was the first case involving this mode of transmission.
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During the French Polynesian outbreak, over 1,500 blood donors tested positive for Zika, which concluded that blood transfusion is another mode of transmission.
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More than 50 Zika diagnostic tests have been created while only a few of them received approval.
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Brazil found that a common sign of Zika is a skin rash. Although there no fatalities, there were an estimated 7,000 cases. Only 13% of the blood tests were positive for dengue. The other 87% are believed to be caused for Zika.
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Brazil found a link between Zika and Guillain- Barre syndrome: people who have previously had Zika are at risk for obtaining this syndrome in the future (commonly effects infants).
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An outbreak occued in Cabo Verde.
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Brazil suggests that Zika causes Microcephaly in newborns.
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El Salvadorian residents have acquired Zika.
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Cases of Zika were reported in Suriname.
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Zika spreads to regions in Guatamala.
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An outbreak occurs in Mexico.
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Resident of Venezuela contracted the Zika virus.
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Zika cases appear in Paraguay.
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Brazil officially announces a national public health emergency because several cases of microcephaly have surfaced.
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As expected, the Zika virus has caused fetuses to be diagnosed with microcephaly.
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WHO/PAHO officially opens a case control study to acquire data about Zika and it's effect.
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Residents of Honduras contract the Zika virus.
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An outbreak of the Zika virus occurs in Martinique and the Commonwealth of Puerto Rico.
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First case of this type of transmission were Zika was found in the amniotic fluid the mother.
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The Zika virus was found in a baby in Hawaii.
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An outbreak occurs in Samoa.
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Zika is found in Bonaire.
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Cases of Zika were found in Aruba.
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Zika virus was found in these two regions.
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Residents reported symptoms of Zika.
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Zika spread here.
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Argentinian residents caught Zika.
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Zika was sexually transmitted in Texas
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A Brazilian patient caught Zika from the blood transfusion they received.
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Martinique declares it's first Zika infection in a fetus that also has microcephaly.
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Chile informs WHO/PAHO about it's first case of sexually transmitted Zika.
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Vietnam informs WHO/PAHO about it's two cases of locally acquired Zika.
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Research shows that the Zika virus can cause far more serious complications than just microcephaly.
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Guinea-Bussau confirms it's first case of Zika transmitted through mosquito bite.
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Thailand reports it's first case of two infants born with microcephaly that was caused by the Zika virus.
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Bolivia reported it's first cases of a resident contracting the Zika virus.
