It is unclear whether the outbreak on the ship is linked to other infections reported in the United States and elsewhere involving recent travelers to Egypt.

The Egyptian cruise ship workers were tested for the virus at the end of its 14-day incubation period, said Egyptian health authorities, which suggests the infections occurred during a cruise between the cities of Aswan and Luxor sometime in the third week of February.

Authorities have not disclosed the number and nationalities of passengers on that cruise.

Egyptian authorities were prompted to investigate a possible outbreak involving the Nile cruise after a Taiwanese American woman who had been aboard tested positive for the virus Feb. 28, after she returned to Taiwan, the joint statement said. Health officials said they suspect she had spread the virus to others on the cruise, including two unidentified Americans.

After Egyptian authorities were alerted to the woman’s infection, 12 workers on her ship were quarantined, and they tested positive on the last day of their isolation, officials …continued .
[Source: Washington Post]