valgulise kestaga RNA viirus, mis levib inimestele peamiselt moskiitode kaudu, a flavivirus (species Zika virus of the genus Flavivirus) typically transmitted by aedes mosquitoes (especially Aedes aegypti and A. albopictus) that causes a usually mild illness marked chiefly by fever, joint pain, rash, and conjunctivitis and that has been associated with an increased incidence of microcephaly in infants born to pregnant women infected with the virus, a virus transmitted by mosquitoes which typically causes asymptomatic or mild infection (fever and rash) in humans, identified originally in Africa and later in other tropical regions, including South America, where it may be associated with an increased incidence of microcephaly in babies born to mothers infected during pregnancy