Andes strain of hantavirus is transmissible in humans
Reuters
Last updated: May 14, 2026
Contrary to some online claims, the World Health Organization (WHO) states that human-to-human transmission of the Andes hantavirus is possible, though uncommon. This clarification addresses misinformation regarding the virus's spread.
- The Andes hantavirus is a significant public health concern in parts of South America, particularly Argentina and Chile, where it is a leading cause of hantavirus pulmonary syndrome (HPS).
- Unlike many other hantaviruses, the Andes virus is known to be transmissible between humans through direct contact with infected bodily fluids, although respiratory droplet transmission is not the primary mode.
- The primary mode of transmission for most hantaviruses is through inhalation of aerosols from the excreta of infected rodents, such as urine, droppings, and saliva.
- Preventive measures are crucial and include rodent control in residential areas and avoiding dusty environments where virus-laden particles may be present.
- Early recognition of symptoms, which can mimic influenza and rapidly progress to severe respiratory distress, is vital for timely medical intervention and improved outcomes.
- The WHO's stance emphasizes the need for accurate public health information to combat the spread of potentially fatal zoonotic diseases and prevent panic or complacency.
