US Passengers Under Observation Following Fatal Hantavirus Outbreak on South Atlantic Voyage

Eighteen Americans are currently under observation at specialized medical facilities in the United States following a deadly hantavirus outbreak aboard the MV Hondius expedition vessel. Public health officials confirmed that three people died and at least nine cases were confirmed after the virus spread during a South Atlantic voyage. The last remaining passengers disembarked on Monday and have traveled to more than 20 countries to enter quarantine.

According to health officials and facility records, 15 of the Americans are being monitored at the University of Nebraska Medical Center in Omaha. This group includes 14 individuals at the National Quarantine Unit and one person who tested positive for the virus in the Nebraska Biocontainment Unit. Two additional passengers are under observation at the serious communicable disease unit at Emory University Hospital in Atlanta.

Health officials identified the pathogen as the Andes virus , a strain of hantavirus that can occasionally spread between humans, though it typically originates from rodent contact. While officials stated the risk to the general public is very low, the quarantine is being maintained as a precaution. Symptoms of the virus generally appear between one and eight weeks after exposure. Officials believe the initial exposure occurred when a Dutch couple, who both died, visited South America.

Jake Rosmarin, a 30-year-old photographer from Boston currently in the Omaha unit, told the Associated Press he expects to remain in isolation for 42 days. Rosmarin, who has not tested positive or shown symptoms, described strict protocols at the facility where medical staff wear full personal protective equipment and meals are delivered with minimal contact. He noted that the outbreak was not confirmed to passengers until the night they were originally scheduled to disembark.

The MV Hondius, described by passengers as an expedition vessel rather than a traditional cruise ship, had been visiting remote islands including South Georgia Island. While the ship maintained strict biosecurity measures to protect the local environments, the virus affected 11 people in total during the trip. The specialized units in Omaha and Atlanta will continue to monitor the passengers until the incubation period has passed.