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  • Influenza Situation Report: Regional Updates
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  •   IRIS PAHO Home
  • 1.PAHO Headquarters / Sede de la OPS
  • Scientific Journals and Newsletters / Revistas Científicas y Boletines
  • Influenza Situation Report: Regional Updates
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Regional Update, Influenza. Epidemiological Week 1 (19 January 2022)  

Actualización regional, Influenza. Semana Epidemiológica 1 (19 de enero de 2022)

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Date
2022-01-19
Author
Pan American Health Organization
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Abstract
[WEEKLY SUMMARY] North America: Overall, influenza activity remained low but increasing, while SARS-CoV-2 activity increased. In Canada, influenza A and B virus co-circulated with influenza A(H3N2) and A(H1N1)pdm09; SARS-CoV-2 activity slightly increased. In Mexico, influenza A(H3N2) prevailed, with B co-circulating and SARS-CoV-2 activity increased at moderate levels. In the United States, influenza A(H3N2) predominated, with SARS-CoV-2 activity increasing, hospitalizations and deaths remained elevated. Respiratory syncytial virus activity remained high in Canada and Mexico. Caribbean: Influenza remained at low activity levels. SARS-CoV-2 activity increased in Jamaica with increased number of pneumonia cases and SARI hospitalizations. In Suriname, SARS-CoV-2 and SARI activity continued at low levels. Central America: Influenza activity continued to increase and SARS-CoV-2 activity decreased to low levels overall. In Guatemala and Honduras, influenza activity increased with the predominance of influenza A(H3N2), and low SARS-CoV-2 circulation; while SARS-CoV-2 activity increased in Costa Rica. RSV activity decreased in the subregion. Andean: Overall, influenza activity remained low and SARS-CoV-2 activity continued at low levels; however, Bolivia, Ecuador and Peru reported increased influenza activity associated with A(H3N2) detections. SARS-CoV-2 activity stands elevated in Bolivia and Ecuador; and in Bolivia, SARI activity was recorded at extraordinary levels. Brazil and Southern Cone: Influenza activity increased to pre-pandemic levels, and SARS-CoV-2 activity continues at low levels, except in Argentina. Influenza A(H3N2) detections continue to rise in Brazil, Chile, Paraguay, and Uruguay. Most activity and increasing A(H3N2) detections are recorded in Brazil and Chile.
 
[RESUMEN SEMANAL] América del Norte: en general, la actividad de la influenza se mantuvo en aumento a niveles bajos, mientras que la actividad de SARS-CoV-2 aumentó. En Canadá, el virus de la influenza A y B circularon concurrentemente con los virus influenza A(H3N2) y A(H1N1)pdm09; la actividad del SARS-CoV-2 aumentó ligeramente. En México, predominó el virus influenza A(H3N2), con la circulación concurrente de B, y la actividad del SARS-CoV-2 aumentó a niveles moderados. En los Estados Unidos, predominó la influenza A(H3N2), con aumento de la actividad del SARS-CoV-2, las hospitalizaciones y muertes se mantuvieron elevadas. La actividad del virus respiratorio sincitial se mantuvo alta en Canadá y México. Caribe: la influenza se mantuvo en niveles bajos de actividad. La actividad del SARS-CoV-2 en Jamaica aumento en paralelo a mayor número de casos por neumonía y hospitalizaciones por IRAG. En Surinam, la actividad del SARS-CoV-2 e IRAG permaneció a niveles bajos. América Central: la actividad de la influenza continuó en aumento y la actividad del SARS-CoV-2 disminuyó a niveles bajos en general. En Guatemala y Honduras, la actividad de la influenza aumentó con el predominio de la influenza A(H3N2) y baja circulación de SARS-CoV-2; mientras que la actividad del SARS-CoV-2 aumentó en Costa Rica. La actividad del VRS decreció en la subregion. Andina: en general, la actividad de la influenza se mantuvo baja y la actividad de SARS-CoV-2 continuó en aumento; sin embargo, Bolivia, Ecuador y Perú informaron un aumento de la actividad de la influenza asociada con las detecciones de A(H3N2). La actividad de SARS-CoV-2 se mantiene elevada en Bolivia y Ecuador; y en Bolivia, la actividad de IRAG se registró en niveles extraordinarios. Brasil y Cono Sur: la actividad de la influenza aumentó a niveles prepandémicos y la actividad del SARS-CoV-2 continúa en niveles bajos, excepto en Argentina. Las detecciones de influenza A(H3N2) continúan aumentando en Brasil, Chile, Paraguay y Uruguay. La mayor parte de la actividad y las detecciones crecientes de A(H3N2) se registran en Brasil y Chile.
 
Subject
Influenza, Human; COVID-19; SARS-CoV-2; Betacoronavirus; International Health Regulations; Emergencies; Americas; Caribbean Region; Gripe Humana; Reglamento Sanitario Internacional; Urgencias Médicas; Américas; Región del Caribe
URI
https://iris.paho.org/handle/10665.2/55631
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  • Influenza Situation Report: Regional Updates

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