Overview

• The latest victim was a 91-year-old man hospitalized at Don Benito–Villanueva, marking the region’s fourth death from West Nile virus this year.
• Authorities report 22 confirmed infections in 2025, including four asymptomatic cases identified through Blood Bank screening.
• Two patients remain admitted at Hospital Don Benito–Villanueva and one at Hospital de Mérida, according to the regional health service.
• SES instructed leadership across the eight health areas to stay on alert to speed diagnosis of compatible cases, noting that about 80% of infections are asymptomatic.
• All recent deaths have been concentrated in the Vegas Altas/Don Benito–Villanueva area as entomological sampling, including CSIC analysis of captured mosquitoes, continues to guide control measures and public advice on eliminating standing water, using repellents, and installing screens.