Overview
- Provincial data through December 22 list cases across Orán (6), Anta (2), San Martín (2), Rosario de Lerma (1) and General Güemes (1).
- Seven patients have been discharged, and health authorities are maintaining active monitoring in affected areas.
- Officials reported that two of the five fatalities occurred in the past week, underscoring the need for early consultation after exposure.
- The national bulletin recorded 66 confirmed cases and 21 deaths between January and November 2025, a 32% case-fatality rate, with the Center region accounting for most cases and the NOA within expected seasonal values.
- Guidance highlights ventilating closed spaces, cleaning with bleach, sealing entry points, clearing vegetation, and storing wood and grain away from homes; hantavirus has no vaccine and is primarily linked to rodent excreta.