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Zika virus infection (ZVI) in the Americas was first identified in Brazil in 2015. Many studies have been published since then, but these authors concentrate on travel-associated infection (TAI) transmitted by mosquito.
Ninety-three cases (median age, 41; 63% female) met the interim case definition established by the U.S. Council of State and Territorial Epidemiologists: 64 confirmed, 13 probable, and 16 clinically suspect (in patients with travel to a Zika virus–prevalent area and a compatible clinical presentation). Zones of exposure were South America (59%), the Caribbean (25%), and Central America (16%). The median stay in the country of exposure was 22 days; median time from symptom onset to clinic presentation was 6 days. Most diagnose…