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Hantavirus Quarantines End as Hondius Outbreak Is Deemed Likely Over

Health officials say the small Andes hantavirus cluster on the polar ship has not produced new cases for weeks and most quarantined people have been released.

Scientists have failed to find any virus-carrying rodents during investigations in Argentina
The global health scare sparked by a hantavirus cruise ship outbreak appears to have come to an end
The Dutch-flagged cruise ship MV Hondius was hit by a hantavirus outbreak, triggering international alarm
An infographic explaining hantavirus

Overview

  • A cluster tied to the MV Hondius produced 12 confirmed infections, one probable case and three deaths, and no new cases have been reported for more than three weeks.
  • The World Health Organization said almost all passengers and crew held in the Netherlands are now allowed to return home after extended isolation and testing.
  • Authorities contained the event through evacuations, a 42-day quarantine window for contacts, targeted deep cleaning of the ship and clinical care for the few patients still hospitalized.
  • Experts judge human-to-human spread was limited to the ship’s confined setting and overall onward risk is low, but investigations have not yet identified the original rodent source in Argentina.
  • The episode underscored gaps in zoonotic surveillance and raised practical and ethical tensions between precautionary quarantine, individual liberty and the maritime tourism industry.