Gastric flat polyps are generally not considered serious. Gastric flat polyp is a kind of gastric polyp, and gastric polyp refers to benign elevated lesions on the surface of gastric mucosa, so it is generally not serious. However, regular review is needed to detect any tendency of malignant changes. Gastric flat polyps are benign elevated flat lesions on the surface of the gastric mucosa, the cause of which may be related to bile reflux, Helicobacter pylori infection, medications and other factors. Gastric polyps usually do not cause uncomfortable symptoms, so they are generally not considered serious. However, a few patients may experience symptoms such as malignancy, bloating, loss of appetite, gastrointestinal bleeding, etc. Polyps that are too large may also cause obstruction. Patients with small polyps and no obvious discomfort do not need special treatment and can be followed up in the hospital on a regular basis. If there are obvious discomfort symptoms, patients should go to the hospital in time to relieve the symptoms. For patients with cancerous tendencies or large polyps, surgical resection can be performed.