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Colorado Man Tests Positive for Hantavirus, Unlinked to Cruise Outbreak

5/26/2026

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Summary

Story summary

A man in Arapahoe County, Colorado, tested positive for Sin Nombre hantavirus and is recovering.
Health officials say the Arapahoe case is unrelated to the MV Hondius cruise-ship hantavirus outbreak.
It is Colorado’s second confirmed hantavirus case in 2026, following a Douglas County resident’s death earlier this month.
Investigators suspect the infection stemmed from recent exposure to local rodents, Colorado’s most common hantavirus source.

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Story summary

A man in Arapahoe County, Colorado, tested positive for Sin Nombre hantavirus and is recovering.
Health officials say the Arapahoe case is unrelated to the MV Hondius cruise-ship hantavirus outbreak.
It is Colorado’s second confirmed hantavirus case in 2026, following a Douglas County resident’s death earlier this month.
Investigators suspect the infection stemmed from recent exposure to local rodents, Colorado’s most common hantavirus source.