Elevated Hantavirus (Andes virus) case fatality rate reported in Chile during the 2026 season
Los Ríos, ChileConfidence 90%41 affectedJun 1, 2026
Chile's Ministry of Health reported 41 hantavirus cases and 14 deaths in 2026, resulting in an elevated case fatality rate of 34%, prompting a national health alert and action plans across 11 regions.
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- PrimaryElevated Hantavirus (Andes virus) case fatality rate reported in Chile during the 2026 season
beaconbio.org · 2026-06-01
As of May 9, 2026, Chile's Ministry of Health confirmed 41 hantavirus cases and 14 deaths in 2026, resulting in an elevated case fatality rate (CFR) of 34%, significantly higher than the 18% CFR in 2025. Cases were reported across 11 regions, with the highest incidence in Aysén, Los Ríos, and Ñuble. Two recent cases in late May included a 35-year-old man in Ñuble and a 47-year-old livestock worker in Los Lagos. The Ministry has maintained a national health alert since January 2026 and implemented action plans in affected regions.
- ReferenceChile records 39 cases of hantavirus so far in 2026 and an increase in lethality
vertexaisearch.cloud.google.com · 2026-06-01
Chile, where hantavirus is endemic, has confirmed at least 39 cases of the disease and 13 deaths so far in 2026. This represents a lethality rate of 33%, an increase compared to 2025. The infections have been recorded in 9 of the country's 16 regions, primarily in the central and southern zones, including Metropolitana, O'Higgins, Maule, Ñuble, Biobío, La Araucanía, Los Ríos, Los Lagos, and Aysén.
- ReferenceHantavirus 2026: Which Countries Have Issued Travel Advisories?
vertexaisearch.cloud.google.com · 2026-06-03
As of May 28, 2026, no country has banned travel due to the hantavirus outbreak, but several governments, including the US CDC, UK FCDO, Australia Smartraveller, and EU ECDC, have issued health notices for Argentina and Chile. Chile confirmed 39 hantavirus cases by early May 2026 with a 33% fatality rate, with risk areas concentrated in southern and central Chile, particularly rural cabins in Aysén, Los Lagos, and Los Ríos regions. The World Health Organization (WHO) was notified on May 2, 2026, of severe respiratory illness on the MV Hondius cruise ship. By May 26, 2026, 13 cases (11 confirm
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This report is an aggregated summary of public information for surveillance and awareness purposes only. It is not medical advice. For symptoms, exposure, or clinical decisions, contact a qualified clinician or your local public-health authority.