They can remain contagious after the symptoms of gastroenteritis have subsided

Every year the winter period is marked by waves of gastroenteritis, a highly contagious disease. Here you will find everything you need to know about gastro and our advice on how to avoid contagion.

Nausea, abdominal pain, vomiting, diarrhea… The symptoms a gastroenteritis do not let them dream and clearly will not please your loved ones if they in turn (through your fault) catch it. The health insurance company recommends a three days off, to allow time between last vomit, last diarrhea and recovery. But it can adapt accordingly severity of manifestations illness.

How long is one really contagious after catching gastroenteritis? You’ll feel better, but don’t risk anything contaminate everythingopen space?

What is gastroenteritis?

Gastroenteritis is an infectious disease that affects the digestive tract. The main symptoms are Nausea, vomiting, abdominal pain and diarrheawhich occur 24 to 72 hours after infection (incubation period).

Gastroenteritis is spread through contact with an infected person or through ingestion of contaminated food or water. It can be of viral origin (e.g. rotavirus), bacterial (e.g. E-coli) or caused by a parasite. It’s an extremely contagious disease. According to Public Health France, the number of cases of acute viral gastroenteritis in France is estimated at more than 21 million each year, with a high concentration in winter.

Symptoms: how to recognize gastroenteritis?

In general, the appearance of these symptoms can indicate gastroenteritis:

  • nausea and vomiting;
  • Stomach pain;
  • Diarrhea.

The duration of the gastroenteric syndrome differs from person to person : It can last longer or shorter and the symptoms can also be more or less severe. Generally, the patient feels better within 48 hours of the onset of the illness. Sometimes it can be accompanied by fever.

transmission of gastroenteritis

Gastroenteritis is a disease very contagious : If your child has suffered from it, you can get it, but so can your friends and family.

That virusespecially the norovirus, are the most common cause of gastro. Of bacteria are also often involved, such as Escherichia coliB. Salmonella, Shigella or Campylobacter. Yes, enough to give you chills. But rest assured that most infected people recover from parasitic gastroenteritis.

In all cases, the microbes responsible for the infection continue to spread the entire fecal-oral route, from the oral cavity to the anus. Therefore, for transmission to take place, it is necessary for faecal particles… to be brought into contact with the mouth.

Sometimes this happens when infected material leaks into drinking water or contaminates food. But mostly it is like that small particles that remain on the hands after going to the toilet. you end infect someone else after preparing a meal or upon contact with an infected surface. The Metro Bar for example.

Gastroenteritis: Infectious microorganisms that persist

Even when a person feels fully recovered, infectious microorganisms can still be present in their stool during many days (even weeks, for some bacteria). They can also stay in the intestines long after the diarrhea has stopped. So how long should you stay home? In an article published in The Conversation, Dr. Vincent Ho, a gastroenterologist and academic clinician at Western University in Sydney (Australia):

Most advice on returning to work, school or kindergarten relates to the most common viral gastroenteritis, norovirus, although the true origin of the disease is only known in very few patients.

So, if stomach problems usually last between 24 and 72 hours, patients can be affected if they are infected with norovirus Return to work 48 hours after the end of its manifestations, he says. A particularly important time to respect people in charge of food preparation, medical staff or children under 5 going to crèche or participating in group activities.

Gastroenteritis: Measures to protect yourself and others

But you’ll get it, you can still be contagious to those around you for a while. The only way to know the exact duration is toIdentify the microbe at the source your pathology, through stool analysis. However, most cases of diarrhea are mild and do not require medical attention. Do even fewer tests.

It is therefore absolutely necessary Good wash your hands with soap, and do it regularly. This is the most effective way to prevent the transmission of germs. Must too Thoroughly disinfect contaminated surfaces immediately by vomiting. This is what Dr. Vincent Ho to use disposable gloves, wash the surfaces with hot water and neutral detergent, and then disinfect with 0.1% active chlorine bleach. This limits the risks.

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How do you wash your hands properly? IconicBestiary/Getty Images

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