Hantavirus in Paraguay: The current situation - Outbreak News Today
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Presidente Hayes, ParaguayConfidence 85%3 affectedToday
Paraguay has confirmed three hantavirus cases in 2026, with two in Boquerón department and one in Presidente Hayes. Hantavirus is endemic in the country's Western Region.
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- PrimaryHantavirus in Paraguay: The current situation - Outbreak News Today
vertexaisearch.cloud.google.com · 2026-06-01
In 2026, Paraguay has confirmed three hantavirus cases, all in men. Two cases were reported from the Boquerón department (ages 20-39) and one from Presidente Hayes (ages 15-19). Hantavirus is endemic in Paraguay, with the Western Region (Chaco) considered an area of confirmed rodent transmission. Between 2020 and 2025, 110 cases were reported, with 73% originating in Boquerón and a cumulative case fatality rate of 14%.
- ReferenceHantavirus in Paraguay: The current situation
outbreaknewstoday.substack.com · 2026-06-01
Paraguay has confirmed 3 hantavirus cases in 2026, all affecting men. Two of these cases originated in the Boquerón department, and one in the Presidente Hayes department. Between 2020 and 2025, Paraguay reported 110 hantavirus cases with a 14% case fatality rate, with 73% of cases from Boquerón. The Western Region, or Chaco, is recognized as an area of confirmed rodent transmission, with the house mouse (Callomys laucha) identified as the primary reservoir. Transmission to humans primarily occurs through the inhalation of contaminated aerosols from rodent excretions.
Reminder
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.