Epidemiological Update - Zika Virus Infection - 26 January 2017

Situation summary in the Americas

Since epidemiological week (EW) 44 of 2016, no additional countries or territories of the Americas have confirmed autochthonous, vector-borne transmission of Zika virus disease. To date, 48 countries and territories in the Americas have confirmed autochthonous, vector-borne transmission of Zika virus disease since 2015 (Figure 1). In addition, five countries in the Americas have reported sexually transmitted Zika cases.

North America

In the United States of America, in EW 2 of 2017 the Florida Department of Health confirmed a new case of local transmission in a resident of Miami-Dade County. Meanwhile the state of Texas, continues to report isolated cases.

In Mexico, there was a decreasing trend between EW 39 and EW 52 of 2016.

Central America

In Belize there was an increase in the number of cases between EW 49 and EW 51.

In Panama, a growing trend of suspected and confirmed cases between EW 30 to EW 50 was maintained.

In the other countries of the sub region, while there are new cases there is no variation in the amount of new cases being reported.

Caribbean

While all of the countries and territories in the Caribbean continue to report cases, the trend remains stable, with a weekly average of 598 suspected and confirmed cases in the last four weeks.

South America

In Bolivia, from EW 47 of 2016 until EW 2 of 2017 there has been an increase in the reporting of suspected and confirmed cases.

In Paraguay, the trend of suspected cases increased between EW 42 and EW 50 of 2016.

In Peru, there was an increase in the number of cases reported in EW 1 of 2017; the increase is related to an outbreak occurring in the department of Loreto.

The other countries and territories in South America continue to notify cases and the trend remains stable, with a weekly average of 5,439 suspected and confirmed cases in the past four weeks, 5,273 of which are in Brazil.