The C13 breath test is a way to detect H. pylori infection and a high C13 breath value suggests H. pylori infection. A C13 breath value higher than 4 dpm is considered positive. A positive H. pylori test can cause gastric disorders, such as gastritis or duodenal ulcers, which need to be treated in a timely manner. H. pylori is a bacterium that lives on the gastric mucosa, breaks down urea and produces ammonia and vacuolar toxins, which aggravate inflammation of the gastric mucosa. It may cause mucosal atrophy, mucosal ulceration or erosion, etc. Generally, the drugs for treating H. pylori positive bacteria include amoxicillin, clarithromycin, colloidal bismuth pectin, or omeprazole, etc. Please follow the doctor’s instructions to avoid adverse reactions. If you have been diagnosed as H. pylori positive, pay attention to oral hygiene, rinse your mouth frequently, and do not use public utensils. Early detection and early treatment.