90-Second Read: Hantavirus updates – quarantined American tests negative; possible Illinois case
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Maya Okafor
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Published May 13, 2026
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HHS also said one American passenger initially tested "mildly" positive for Hantavirus after evacuating the ship, so officials indicated they would undergo further testing. As of Tuesday, May 12, a total of 11 people around the world have had either confirmed or suspected cases of Hantavirus tied to the MV Hondius outbreak, according to the World Health Organization. Jake Rosmarin, a Boston travel influencer and one of 18 American passengers aboard the MV Hondius cruise ship at the center of a deadly Hantavirus outbreak, is speaking out about his time in quarantine. Americans who traveled on the MV Hondius are continuing to quarantine at facilities in Nebraska and Georgia days after evacuating the cruise ship at the center of the deadly Hantavirus outbreak. Eighteen American citizens, including one British dual.
Spain's Ministry of Health said in a post on X on May 13 that the American with an "inconclusive" test has now tested negative. All cases are among passengers or crew members from the ship, Ghebreyesus said. The Illinois Department of Public Health said it's investigating a potential case of Hantavirus in an Illinois resident not linked to the deadly cruise ship outbreak. Officials from the Centers for Disease Control and Prevention said at a May 11 news conference that the two were moved to preserve space at the Nebraska biocontainment unit. The individual had initially given two specimens for testing, which led to one negative result and one positive result, Capt.
All Americans in quarantine at the University of Nebraska are asymptomatic as of May 12, the Department of Health and Human Services said. One of the two passengers sent to Atlanta was initially symptomatic but tested negative for the Andes variant as of May 12, per HHS. It's unclear whether this figure has changed due to the American testing negative; USA TODAY has reached out to the WHO for comment. The CDC is conducting additional testing to confirm the resident is positive for Hantavirus," the health department shared in a news release. Most went to the University of Nebraska Medical Center, including 15 people staying in standard quarantine units and one in the center's biocontainment unit.
One lab was negative and one lab was faintly positive, so I was told the test was intermediate, but I think since it wasn't a negative, it's sort of being looked at as a potential positive. I made that decision immediately, that I want to be here for that 42 days, because I know that if I'm here, I'm going to be in the best care possible, no matter what. Stephen Kornfeld, an American passenger on the MV Hondius, told CNN he was the individual with the "mildly" positive test result. Kornfeld told the outlet he stepped in as the ship's doctor in April before eventually starting to experience symptoms himself. But of course the situation could change and given the long incubation period of the virus, it's possible we.
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Based on reporting from USA Today. Read the original source for full details.
Source published May 13, 9:58 AM EDT. Hantavirus Now reviewed reporting from USA Today and summarized the key points below.
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