Spread of A New Pandemic? – Zika Virus

Zika virus

  • mosquito-borne flavivirus
  • transmitted primarily by Aedes aegypti mosquitoes
  • ~80% of persons infected with Zika virus are asymptomatic
  • symptoms generally mild, fever, maculopapular rash, arthralgia, or nonpurulent conjunctivitis
  • last days to one week.


  • Sporadic cases and outbreaks in Africa and Southeast Asia
  • 2015, first local Zika virus transmission in Americas reported in Brazil
  • local transmission now in several countries in the Americas
  • current outbreak in Brazil
    • marked increase in number of infants born with microcephaly
    • Zika virus infections confirmed in some infants with microcephaly
    • not known how many cases of microcephaly are actually associated with Zika virus infection





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Fauci, Anthony S., and David M. Morens. “Zika Virus In The Americas — Yet Another Arbovirus Threat”. New England Journal of Medicine (2016): 160113142101009. Web. 14 Jan. 2016.

New York State Department of Health Information on Zika Virus Testing.  https://apps.health.ny.gov/pub/cgi-bin/applinks/pubforms/AlertAcknowledge2?AID=55306321uts93zkc0


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