Epidemiological Update, Increase of influenza activity in North America (25 January 2013)
Actualización Epidemiológica, Incremento de la actividad de influenza en América del Norte (25 enero 2013)
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2013Metadata
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This update to the 14 January 2013 Epidemiological Alert provides an overview of the current influenza status in North America. Influenza activity in the United States of America and Canada has continued in intensity during the second and third epidemiological weeks (EW) of 2013. Outpatient visits for influenza like illness (ILI) has in both countries been above the expected average, likely due the co-circulation of other respiratory viruses. In the United States of America hospitalizations associated to influenza and deaths caused by pneumonia and influenza have continued to increase. The most affected group in both countries is reported to be adults of ≥ 65 years of age. The Pan American Health Organization (PAHO) / World Health Organization (WHO) reiterates the series of recommendations to Member States preparing for an upcoming influenza season in order to face the possible increased circulation of the influenza virus. En esta publicación se actualiza la información de la Alerta Epidemiológica emitida el 14 de enero sobre la situación de influenza en América del Norte. La actividad de influenza tanto en Estados Unidos como Canadá, continua siendo intensa durante la segunda y tercera semana epidemiológica (SE) del 2013. Las consultas por Enfermedad Tipo Influenza (ETI) en ambos países están por encima del nivel esperado para esta época del año, probablemente debido a la co-circulación de otros virus respiratorios. En Estados Unidos las hospitalizaciones asociadas a influenza y la mortalidad por neumonía e influenza continúan en aumento. El grupo más afectado reportado en ambos países son los mayores de edad (≥ 65 años de edad). La Organización Panamericana de la Salud (OPS)/ Organización Mundial de la Salud (OMS) reitera una serie de recomendaciones a los Estados Miembros que deben empezar a preparase para la próxima estación de influenza a fin de que puedan enfrentar un posible incremento de circulación del virus.
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