Not recommending treatment of H. pylori in children may be related to the possibility of self-healing in children, the side effects of medications, etc. Only some children infected with H. pylori must be treated, such as those with peptic ulcers or gastric mucosal tissue-associated lymphomas. Since children’s gastrointestinal function recovers faster, there is a 10% chance that H. pylori infection in children up to the age of 14 years can be self-cured. And the drugs used to treat H. pylori itself also have a certain effect on children, such as bismuth will affect kidney function, children can not take this drug. Therefore, if children are infected with H. pylori without clinical symptoms, they can not take medication for the time being. Not all children infected with H. pylori need to be treated, if there is chronic gastritis, or a family history of gastric cancer, some unexplained iron-deficiency anemia, or long-term use of non-steroidal anti-inflammatory drugs, or the guardian strongly requested treatment, these cases can be considered can be treated. The conditions that must be treated are peptic ulcer, lymphoid tissue-associated lymphoma of the gastric mucosa, which must be treated, so whether or not to treat it depends on which condition you belong to. If the patient’s Helicobacter pylori test results appear abnormal, it is recommended to go to the regular hospital in time, after clarifying the cause of the disease, under the guidance of the doctor for targeted treatment or treatment.