health

May 6, 2026

Andes Hantavirus Strain Confirmed in Deadly Cruise Ship Outbreak: Can Transmit Between Humans

A laboratory in Geneva confirmed that the hantavirus detected on the MV Hondius cruise ship corresponds to the Andes strain, the only variant with proven human-to-human transmission...

Andes Hantavirus Strain Confirmed in Deadly Cruise Ship Outbreak: Can Transmit Between Humans

TL;DR

  • The Andes strain of hantavirus, capable of human-to-human transmission, has been confirmed in an outbreak on the MV Hondius cruise ship.
  • Three people have died as a result of the outbreak, leading to intensified monitoring by the World Health Organization (WHO).
  • The Andes strain is the only one of 38 known hantavirus variants with documented human-to-human transmission, though it is considered rare and requires close contact.
  • Health authorities are tracing contacts of infected individuals, including passengers on a flight and airport personnel.
  • Currently, there is no widely available vaccine for hantavirus, and treatment focuses on intensive medical support and symptom management.
  • The outbreak has heightened health concerns due to the international mobility, prolonged close contact among passengers on the ship, and the variant's transmission potential.