(Acute Nonbacterial Gastroenteritis; Caliciviruses; Food Infection; Norwalk Virus; Norwalk-like Virus; Small Round Structure Viruses [SMRVs]; Stomach Flu; Viral Gastroenteritis)
- Cruise ships
- Nursing homes
|The Digestive Tract|
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- Contaminated water supplies such as recreational lakes, swimming pools, wells, and water stored on cruise ships
- Raw or improperly steamed shellfish, especially clams and oysters
- Food and drinks prepared by infected food handlers who either do not wash their hands properly after using the bathroom
- Surfaces, such as a door knob
- You are exposed to a different type of norovirus
- Your last illness was more than 24 months ago
- Abdominal pain
- Low-grade fever
- Muscle aches
Wash your hands
thoroughly with soap and water:
- After using the bathroom
- After changing diapers
- Before preparing or eating food.
- If you are caring for someone who is infected, make sure the person thoroughly washes his or her hands.
- If you are ill or caring for someone who is ill, immediately clean and disinfect contaminated surfaces using bleach cleaner. Remove and wash soiled linens. Use hot water and soap.
- Wash fruits and vegetables.
- Cook oysters and clams before eating them.
- Do not prepare food if you have symptoms. Wait three days after you have recovered before handling food again.
- Throw away contaminated food.
- If you are sick, do not attend work until symptoms have passed.
Centers for Disease Control and Prevention http://www.cdc.gov
National Institute of Allergies and Infectious Diseases http://www.niaid.nih.gov
Communicable Disease Control Unit http://www.gov.mb.ca
Health Canada http://www.hc-sc.gc.ca
Norovirus. Centers for Disease Control and Prevention website. Available at: http://www.cdc.gov/norovirus/about/overview.html. Updated April 12, 2012. Accessed February 20, 2013.
Norovirus infection. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated January 25, 2013. Accessed February 20, 2013.
Norovirus illness: Key facts: Centers for Disease Control and Prevention website. Available at: http://www.cdc.gov/norovirus/downloads/keyfacts.pdf. Accessed February 20, 2013.
Phillips G, Tam CC, Rodrigues LC, Lopman B. Risk factors for symptomatic and asymptomatic norovirus infection in the community. Epidemiol Infect. 2010 Dec 17:1-11.
Scallan E, Hoekstra RM, Angulo FJ, Tauxe RV, Widdowson MA, Roy SL, Jones JL, Griffin PM. Foodborne illness acquired in the United States-major pathogens. Emerg Infect Dis. 2011;17(1):7-15.
- Reviewer: Fabienne Daguilh, MD
- Review Date: 06/2014 -
- Update Date: 06/20/2013 -
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
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