Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 46 (22 November 2024)

Regional Situation: ILI (Influenza-Like Illness) and SARI (Severe Acute Respiratory Infection) activity has shown a general downward trend in recent weeks, except in North America, where a slight increase in ILI cases has been reported. SARS-CoV-2 activity remains high in North America and is increasing in Brazil, the Southern Cone, and some Caribbean countries. Influenza activity has seen a general decline, though a slight increase has been noted in certain countries in the Andean subregion and the Southern Cone. RSV activity remains high in some Central American countries, with an upward trend observed in parts of the Caribbean and North America.