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Introduction and prevention of the Norovirus

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Updated: Monday, Mar 07,2016, 2:30:32 PM
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What is a Norovirus,NV?

A Norovirus, NV, is a family of a cup - shaped virus family. If the virus is highly infectious, 10-100 virus particles can cause infection. Norovirus virus has been recognized as the Europe and the United States is the leading cause of adult viral diarrhea and gastroenteritis, is also a child virus diarrhea after second pathogen of rotavirus. In the United States, more than 90% of previous infection of unknown cause acute gastroenteritis outbreak may be due to norovirus infection; in Asia, Japan Yokohama 77% of acute nonbacterial gastroenteritis outbreaks and norovirus related.

If the virus is transmitted primarily through these ways

Norovirus is an intestinal virus, easily lead to acute gastroenteritis after infection. A virus usually infected by a virus:

To eat or drink food or water that is contaminated with a virus;

Touch the norovirus contaminated objects did not wash hands thoroughly while eating;

Contact with norovirus infection, such as taking care of the patients, or patients with common share food tableware.

All ages have a chance of infection, which belongs to the children, the elderly vulnerable groups. Norovirus spreads quickly in crowded places (such as schools, hospitals, restaurants, etc.) to cause the outbreak.

Children with these symptoms carefully norovirus infection

Norovirus infection virus, generally in 24-48 hours after the onset, the more common in acute gastroenteritis, the main symptoms as nausea, vomiting, fever, abdominal pain and diarrhea, also visible headache, chills, muscle pain and other symptoms; diarrhea, see more 4-8 times, the stool was dilute aqueous or sample, inviscid fluid pus and blood. Therefore, if the child has diarrhea and other symptoms, parents should be vigilant.

The prevention of norovirus from the following aspects

1. Pay attention to hand hygiene, use soap and water to wash their hands carefully, especially after using the toilet or changing diapers, and every time eating, preparation and processing of food before.

2, fruits and vegetables before eating should be carefully cleaned, oysters and other shellfish seafood should be edible after deep processing.

3, norovirus infection should be far away from the kitchen or food processing establishments.

4, norovirus infection patients to recover within 3 days after the preparation of food or for not accompanying other patients.

5, timely with chlorine containing bleaching agent or other effective disinfectant to clean the patients vomit or fecal contamination of surface and cleaning should wear rubber or disposable gloves, and after the wash hands carefully.

6, if the children infected with norovirus is best not to go to school, so as not to infect other children, can drink plenty of water or oral rehydration salts to supplement the loss due to vomiting and diarrhea occurred in the water, to prevent dehydration.

Tags: Norovirus

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