Historical outbreak briefing · Updated May 31, 2026
Hantavirus Disease – Argentina
0 confirmed 0 probable 2 deaths Source: WHO
Hantavirus disease has been reported in Argentina, with the first case reported on January 23, 2019, according to the World Health Organization's Disease Outbreak News. The current status of the outbreak is that there are 29 confirmed cases, with no probable or suspected cases reported.
The case counts indicate that there have been 29 laboratory-confirmed cases of hantavirus pulmonary syndrome, with 11 reported deaths. The case fatality ratio is 37.9%, according to the World Health Organization. The World Health Organization reports that all cases have been confirmed, with no probable or suspected cases.
The outbreak is geographically limited to Argentina, with cases reported in Epuyén, Chubut Province. This province is located in Patagonia, a region in southern Argentina.
The public health response to the outbreak is being led by the Argentinian Ministry of Health and Social Development, which issued an epidemiological alert on December 19, 2018. For updates on the outbreak, please refer to the World Health Organization's Disease Outbreak News at https://www.who.int/emergencies/disease-outbreak-news/item/23-January-2019-hantavirus-argentina-en.
Primary source: WHO — Hantavirus Disease – Argentina