Norovirus confirmed on three recent cruises

Outbreak News Today

Celebrity Cruises’ Celebrity Equinox’s March 9–March 18, 2023 voyage had 136 illnesses among passengers and crew.

Celebrity Cruises’ Celebrity Constellation March 6–March 17, 2023 voyage had 96 passengers and crew sickened with norovirus.

Princess Cruises’ Ruby Princess February 26–March 5, 2023 voyage had 318 cases of vomiting and diarrhea from norovirus.

In 2023 to date, nine cruise ship voyages have had outbreaks investigated by the CDC. Four had norovirus as the etiology, while the other five remain unknown.

Norovirus is a highly contagious viral illness that often goes by other names, such as viral gastroenteritis, stomach flu, and food poisoning.

The symptoms include nauseavomitingdiarrhea, and some stomach cramping. Sometimes people additionally have a low-grade fever, chills,headache, muscle aches, and a general sense of tiredness. The illness often begins suddenly, and the infected person may feel very sick. In most people, the illness is self-limiting with symptoms lasting for about 1 or 2 days. In general, children experience more vomiting than adults do.

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