Influenza Update N° 479

Overview

^{Published 12 June 2024 | For reporting Week 22, ending 02 June 2024}

Influenza

• In the Northern hemisphere, elevated influenza activity continued to be reported in countries in Central America and the Caribbean and in South Asia, primarily due to influenza A(H3N2) viruses. In most temperate countries, influenza activity remained low at interepidemic levels.
• In the Southern hemisphere, countries in South America, South Africa, and Oceania reported elevated activity. In South America activity was primarily due to A(H3N2) viruses, in South Africa A(H1N1)pdm09 viruses predominated, and in Oceania A(H1N1)pdm09 and A(H3N2) viruses co-circulated.

 

SARS-CoV-2

• SARS-CoV-2 activity, reported from sentinel surveillance in 56 countries, was low overall. Some countries in South West Europe, Western Asia, South Asia, South East Asia, and Oceania reported elevated activity. Small increases in activity were reported in South West Europe and South Asia.

WHO encourages countries, especially those that have received the multiplex influenza and SARS-CoV-2 reagent kits from GISRS, to conduct integrated surveillance of influenza and SARS-CoV-2 and report epidemiological and laboratory information in a timely manner to established regional and global platforms. The guidance can be found here https://covid.comesa.int/publications/i/item/WHO-2019-nCoV-integrated_sentinel_surveillance-2022.1.