2. Oral-oral transmission: Helicobacter pylori can hide in dental plaque and spread germs through saliva. If your family is infected with Helicobacter pylori, you should pay attention to using chopsticks and daily necessities when eating to avoid * * *.
3. Stomach-to-mouth transmission: Helicobacter pylori exists in gastric juice. When the carrier of Helicobacter pylori vomits, the bacteria will spread to healthy people with the vomit. Especially in the period of acute infection, it often spreads from vomit to people.
4. Iatrogenic transmission: Helicobacter pylori has the possibility of iatrogenic transmission in many places. Gastroscopy is an important way to cause Helicobacter pylori infection. When patients undergo gastroscopy, Helicobacter pylori may attach to the gastroscopy instrument. If the instrument is not thoroughly cleaned, it is likely to become the source of infection of Helicobacter pylori.
5. Animal-derived transmission: Helicobacter pylori is likely to be contagious to humans and some kinds of animals, and humans may be infected by contacting animals or eating animal-derived food.