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First Canadian hantavirus case confirmed on cruise ship

A person from the Yukon who was aboard a cruise with an outbreak has tested positive. Officials say the case is mild, but vigilance is essential.

· 2 min read · HOC Montréal Desk

Canada confirmed its first case of hantavirus this week, marking a new public health milestone the country never wanted to hit. The positive test came from one of four Canadians who were isolated in British Columbia after being aboard a cruise ship where an outbreak occurred.

The Public Health Agency of Canada confirmed the result May 16 through the National Microbiology Lab in Winnipeg. The case involves a person from the Yukon—part of a couple traveling together—who developed mild symptoms on Thursday, including fever and headache. A second person who traveled with the confirmed case has tested negative.

Hantavirus is typically spread through contact with infected rodent droppings or urine, making cruise ships unusual vectors; the outbreak likely stemmed from contamination on the vessel itself. Health officials are investigating how transmission occurred and whether additional cases might emerge among other passengers or crew.

Montrealers heading to ports or considering cruise travel should be aware: hantavirus cases are rare but serious. Public Health recommends avoiding contact with rodents or rodent droppings, thoroughly washing hands after potential exposure, and reporting any symptoms (fever, muscle aches, headache, cough, difficulty breathing) to a doctor immediately, especially if you've been on a ship recently.