Investigation Update on the Sea Princess
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Cruise Line: Princess Cruises
Cruise Ship: Sea Princess
Voyage Dates: 05/30 – 06/09/2011
Number of passengers who have reported being ill during the voyage out of total number of passengers onboard: 144 of 2128 (6.77%)
Number of ill crew who have reported being ill during the voyage out of total number of crew onboard: 8 of 840 (0.95%)
Predominant symptoms: vomiting, diarrhea
Causative agent: Norovirus
Actions: In response to the outbreak, Princess Cruises and the crew aboard the ship have taken the following actions:
- Dispatched additional health and housekeeping staff to the ship from the corporate office to supervise prevention and control measures,
- Increased cleaning and disinfection procedures according to their outbreak prevention and response plan,
- Made multi-language announcements to both notify passengers and encourage case reporting,
- Conducted red level cleaning and delayed embarkation to permit a thorough disinfection,
- Collected stool specimens from ill passengers and crew for submission to the CDC lab, results positive for Norovirus,
- Distributed a pre-boarding health advisoryExternal to incoming passengers for the incoming passengers directly through email, telephone calls, text messages, and indirectly through travel agents and the company website, and
- Made daily reports of gastrointestinal illness cases to the VSP, and
- Consulted with CDC on plans for:
- Providing additional staff and time for thorough public and accommodation red level cleaning and disinfection during the extended period between disembarkation and embarkation,
- Disembarkation plans for active cases, terminal and transport infection control procedures,
- Additional management monitoring, documentation, and
- Contingency plans.
A CDC Vessel Sanitation Program environmental health officer will board the ship on arrival in San Francisco on June 09, 2011 to conduct a comprehensive environmental health assessment and evaluate the outbreak and response activities.