Outbreak News Today

Measles in the Americas through mid-September

From the beginning of the year through mid-September, 167 confirmed measles cases have been reported from three countries.

Western hemisphere map
Public domain image/ E Pluribus Anthony

In the United States, 119 people from 15 states (California, Florida, Kansas, Maine, Maryland, Michigan, Minnesota, Nebraska, New Jersey, New York, Ohio, Pennsylvania, Texas, Utah, and Washington) were reported to have measles.

To date in 2017, 45 cases of measles have been reported in Canada and three cases have been reported in Argentina.

All confirmed cases were imported from other continents, related to importation, or had unknown source of infection.

Of the confirmed cases, 36% are children between 1 and 4 years of age, followed by adults aged 20 to 49 years (32%). Approximately 52% of the cases are female; and 60% were unvaccinated.

The genotypes identified in these outbreaks are D8 in Argentina, and B3 and D8 in Canada and the United States.

In addition, a total of 84 suspected measles cases were reported in 10 parishes in the municipality of Caroni, Bolivar state, Venezuela from late June through the end of August.

Of the total, 34 cases were confirmed by laboratory testing, 42 are under investigation, and 8 were discarded.

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