Norovirus infectious diarrhea season, let's do a good job of prevention

Recently, the National Center for Disease Control and Prevention notified.

Since September,

more than 30 outbreaks of norovirus infection have been reported nationwide, involving about 1,500 cases

So, what exactly is norovirus?

What's the harm?

How can parents and schools prevent it?

Norovirus revealed

Norovirus, also known as Norovirus, belongs to the human calicivirus family Konoro. The virus can be infected all year round, with high incidence in cold season, and its main targets are adults and school-age children.

Norovirus has the characteristics of strong infectivity, low dose of infection, long detoxification time, short immunization protection time and general susceptibility of the whole population, which makes norovirus diarrhea clusters in schools, families, hospitals, communities, kindergartens, tourist areas and other places where people gather. Norovirus is excreted mainly through the stool and vomit of the patient, but can also be detoxed by latent infection. Patients excrete norovirus during the incubation period, with peak detoxification occurring 2‐5 days after onset and lasting approximately 2‐3 weeks, with the longest detoxification period reported to be over 56 days.

Symptoms of norovirus acute gastroenteritis

Generally speaking, the main clinical manifestations are:

1. Nausea, vomiting, abdominal pain and watery diarrhea;
2, can be accompanied by fever, headache, myalgia, fatigue and loss of appetite, etc.;
3, severe cases can appear dehydration symptoms.

Vomiting was common in children and diarrhea was common in adults. The normal incubation period is 12 to 48 hours, and the course of the disease is 2 to 3 days, but the recovery of elderly people and patients with underlying diseases is slower.

How norovirus is transmitted

Norovirus can be spread by:

Eating or drinking food or water contaminated with the virus;
Contact with vomit or faeces of the patient;
Contact with contaminated articles;
Spread by virus-laden spray produced during vomiting.

Norovirus is not scary. Prevention is key

Here, xiaobian to introduce you to several effective ways to prevent norovirus, friends quickly learn!

Maintain good hand hygiene

Good hand hygiene is the most important and effective measure to prevent norovirus infection and control the spread of norovirus. Wash your hands correctly with soap and running water for at least 20 seconds before eating, after using the toilet, and before processing food. Wash hands thoroughly and dry them with disposable paper towels.

Avoid mouth disease, pay attention to diet

Norovirus will die at temperatures exceeding 80 degrees Celsius for 30 seconds. Therefore, drink boiling water, vegetables and fruits thoroughly washed, cooking food to be cooked, especially shellfish and other seafood food to pay attention to cooked cooked, can be prevented.

Dietary elements to fresh. The best choice of vitamin C content relatively high green leafy vegetables, oranges, apples, strawberries, and shepherd's purse, celery, lettuce and other seasonal vegetables. Replace protein supplements with tofu, bean sprouts and other plant proteins, and try to avoid hot foods such as mutton, spicy hot pot and chili peppers.

Stay at home during illness

Patients should be quarantined at home or in hospital until 3 days after the complete disappearance of symptoms, and those who test positive for norovirus but have no symptoms of infectious diarrhea should also be quarantined at home for 3 days. Patients wash their hands frequently, keep their hands clean, and try not to have close contact with other healthy family members, especially do not cook or take care of the elderly and young children.

Do disinfection

Keep the room and environment clean, remove flies, cockroaches and other pests; The environment and objects contaminated by vomit or faeces of the patient need to be disinfected with chlorine-containing preparations. When cleaning vomitation-contaminated items, wear plastic gloves and masks to avoid direct contact with contaminants; The patient's home environment should also be further disinfected according to the guidance of medical staff to avoid transmission within the family.

Don't worry too much if you get sick

Norovirus diarrhea is usually mild, short duration and good prognosis. Patients should have plenty of rest and eat a light diet.

How does patient vomit, excrement disinfect?

Alcohol is not effective against norovirus; chlorine-based disinfectants are most effective against norovirus. Use gauze, cloth and other disposable absorbent materials to dip 5000mg/L ~ 10000mg/L chlorine-containing disinfectant to completely cover the contaminants and remove them carefully. The cleaned pollutants should be centrally disposed of as medical waste, or soaked in disinfectant containing 5000mg/L effective chlorine for 30min before disposal. The toilet can be poured into a sufficient amount of 5000mg/L ~ 10000mg/L chlorine-containing disinfectant for more than 30 minutes. Mop, rag and other tools used in cleaning, as well as containers containing pollutants must be soaked and disinfected with 5000mg/L effective chlorine disinfectant solution for 30min and then thoroughly rinsed before being used again. Collective units cleaning toilets and toilet mop should be dedicated.

Due to the strong resistance of norovirus, it is recommended to use chlorine-containing disinfectants, such as 84 disinfectant solution and chlorine-containing disinfectant tablets, etc. Pay attention to the content of disinfectant when preparing, and take good personal protection when preparing, such as wearing masks, glasses, gloves, etc.Today's share is here, there are other want to know you can scan the code to pay attention to the public number, or contact our staff, we will serve you wholeheartedly!

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