• español
    • English
    • português
  • English 
    • español
    • English
    • português
  • IRIS PAHO Home
  • PAHO website
  • Indexes
  • All Collections
  • About IRIS
  • Institutional Memory
  • Contact
JavaScript is disabled for your browser. Some features of this site may not work without it.
View Item 
  •   IRIS PAHO Home
  • 1.PAHO Headquarters / Sede de la OPS
  • Scientific Journals and Newsletters / Revistas Científicas y Boletines
  • Influenza Situation Report: Regional Updates
  • View Item
  •   IRIS PAHO Home
  • 1.PAHO Headquarters / Sede de la OPS
  • Scientific Journals and Newsletters / Revistas Científicas y Boletines
  • Influenza Situation Report: Regional Updates
  • View Item

Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 13 (7 April 2023)

Actualización regional, Influenza y otros virus respiratorios. Semana Epidemiológica 13 (7 de abril del 2023)

Thumbnail
View/Open
English and Spanish; 48 pages (7.270Mb)
Date
2023-04-07
Author
Pan American Health Organization
Metadata
Show full item record
Abstract
[WEEKLY SUMMARY] North America: Influenza virus activity was low in the sub-region, with the predominance of influenza B viruses and all seasonal influenza subtypes detected. SARS-CoV-2 activity was at moderate levels, with low RSV activity. Canada and the United States reported low influenza activity, while Mexico recorded increased influenza activity, although, at a low-intensity level; SARS-CoV-2 and RSV activity were increased. Caribbean: Influenza percent positivity was moderate, driven by influenza B/Victoria lineage viruses; influenza A(H1N1)pdm09 virus co-circulated. In Belize, influenza activity was increased, with influenza B/Victoria lineage and influenza A(H3N2) co-circulation, at low-intensity levels. SARS-CoV-2 and RSV activity were low in the subregion. Central America: Influenza activity was moderate, with influenza A and B viruses detected equally. All seasonal influenza subtypes were detected. El Salvador and Guatemala reported increased influenza activity at moderate-intensity levels, with the circulation of influenza B/Victoria in El Salvador and all seasonal influenza subtypes in Guatemala. Severity indicators were at low levels. Influenza B (lineage undetermined) viruses continued high in Honduras, with SARI activity at baseline levels. SARS-CoV-2 percent positivity dropped in the subregion, except in Costa Rica. RSV activity was low overall. Andean: Influenza activity was low, predominating influenza A(H1N1)pdm09 viruses; influenza B/Victoria and A(H3N2) viruses co-circulated. Overall, influenza detections were very low across reporting countries. SARI activity was increased in Bolivia, with 11.7% influenza-associated SARI. SARS-CoV-2 and RSV activity were low. Brazil and Southern Cone: Influenza activity was low, with a slowly increasing trend in recent weeks. Influenza B viruses were more frequently detected, and all seasonal influenza subtypes were detected. In Chile, influenza activity increased to low-intensity levels, and SARI activity was low. Increased SARS-CoV-2 activity was reported in Brazil and Chile. RSV was low among reporting countries. Avian Influenza: A summary of the avian influenza situation in the region, case management and recommendations are available at Epidemiological alerts and updates | PAHO/WHO | Pan American Health Organization (paho.org)
 
[RESUMEN SEMANAL]. América del Norte: la actividad del virus de la influenza estuvo baja en la subregión, con predominio de los virus influenza B y detección de todos los subtipos de influenza estacional. La actividad del SARS-CoV-2 estuvo en niveles moderados, con baja actividad de VRS. Canadá y los Estados Unidos reportaron baja actividad de influenza, mientras que México registró aumento en la actividad del virus de la influenza, aunque, en un nivel de baja intensidad; la actividad del SARS-CoV-2 y del VRS estuvo aumentada. Caribe: el porcentaje de positividad del virus de la influenza estuvo moderado, debido a las detecciones de influenza B linaje Victoria; con circulación concurrente de influenza A(H1N1)pdm09. En Belice, la actividad del virus de la influenza aumentó, con circulación concurrente de influenza B, linaje Victoria e influenza A(H3N2), en niveles de baja intensidad. La actividad del SARS-CoV-2 y del VRS estuvo baja en la subregión. América Central: la actividad del virus de la influenza estuvo moderada, con igual número de detecciones de los virus influenza A y B. Se detectaron todos los subtipos de influenza estacional. El Salvador y Guatemala reportaron aumento de la actividad del virus de la influenza en niveles de intensidad moderada, con circulación de influenza B, linaje Victoria en El Salvador, y todos los subtipos de influenza estacional en Guatemala. Los indicadores de gravedad estuvieron en niveles bajos. Las detecciones de influenza B (linaje indeterminado) continuaron altas en Honduras, con una actividad de las IRAG en los niveles basales. El porcentaje de positividad del SARS-CoV-2 disminuyó en la subregión, excepto en Costa Rica. La actividad del VRS estuvo baja en general. Países Andinos: la actividad del virus de la influenza estuvo baja, predominando los virus influenza A(H1N1)pdm09; con circulación concurrente de los virus influenza B/Victoria y A(H3N2). En general, las detecciones de influenza estuvieron muy bajas en los países que reportaron. La actividad de la IRAG estuvo aumentada en Bolivia, con un 11,7 % de los casos de IRAG asociados al virus de la influenza. La actividad del SARS-CoV-2 y del VRS estuvo baja. Brasil y Cono Sur: la actividad del virus de la influenza estuvo baja, con una tendencia lenta al aumento en las últimas semanas. Los virus influenza B se detectaron con mayor frecuencia y se detectaron todos los subtipos de influenza estacional. En Chile, la actividad del virus de la influenza aumentó en niveles de baja intensidad y la actividad de las IRAG estuvo baja. Se reportó una mayor actividad del SARS-CoV-2 en Brasil y Chile. Las detecciones del VRS estuvieron bajas en los países que reportaron. Influenza Aviar: el resumen sobre la situación epidemiológica de influenza aviar en la región, manejo de los casos y recomendaciones se encuentran disponibles en Alertas y actualizaciones epidemiológicas | OPS/OMS | Organización Panamericana de la Salud (paho.org)
 
Subject
Influenza, Human; COVID-19; SARS-CoV-2; Betacoronavirus; International Health Regulations; Americas; Caribbean Region; Gripe Humana; Reglamento Sanitario Internacional; Américas; Región del Caribe
URI
https://iris.paho.org/handle/10665.2/57385
Collections
  • Influenza Situation Report: Regional Updates

Related items

Showing items related by title, author, creator and subject.

  • Thumbnail

    Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 8 (3 March 2023) 

    Pan American Health Organization; Health Emergencies (PHE) (Washington, D.C., PAHO, 2023-03-09)
    [WEEKLY SUMMARY]. North America: Influenza activity was low in the subregion. Influenza A(H3N2)pdm09 predominated, with the co-circulation of A(H1N1)pdm09 and B/Victoria. SARS-CoV-2 circulates at moderate levels and RSV ...
  • Thumbnail

    Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 6 (17 February 2023) 

    Pan American Health Organization; Health Emergencies (PHE) (Washington, D.C., PAHO, 2023-02-23)
    [WEEKLY SUMMARY]. North America: Influenza activity was low overall in the subregion. Influenza A(H1N1)pdm09 continued predominating with the co-circulation of A(H3N2) and B/Victoria. The SARS-CoV-2 and RSV activity ...
  • Thumbnail

    Regional Update, Influenza. Epidemiological Week 52 (30 December 2022) 

    Pan American Health Organization; Health Emergencies (PHE) (Washington, D.C., PAHO, 2023-01-11)
    [WEEKLY SUMMARY]. North America: Influenza activity was moderate, although decreasing in the subregion, with the predominance of influenza A(H3N2) and co-circulation of A(H1N1)pdm09 and B/Victoria. The SARS-CoV-2 activity ...

Browse

All of IRIS PAHOCommunities & CollectionsBy Issue DateAuthorsTitlesSubjectsSeries TitleType of materialLanguageCategoryTechnical Unit/Country OfficeThis CollectionBy Issue DateAuthorsTitlesSubjectsSeries TitleType of materialLanguageCategoryTechnical Unit/Country Office

Statistics

View Usage Statistics

Pan American Health Organization
World Health Organization. Regional Office for the Americas
525 Twenty-third Street, N.W., Washington, D.C. 20037, United States of America
Tel.: +1 (202) 974-3000 Fax: +1 (202) 974-3663
email: libraryhq@paho.org

Links

  • PAHO Featured Publications
  • WHO Digital Library (IRIS)
  • Virtual Health Library (VHL)
  • Global Index Medicus (GIM)