Most patients with chronic gastritis are asymptomatic, and those who are symptomatic may show epigastric discomfort, abdominal distension, abdominal pain, early satiety, belching (burping), nausea and other dyspeptic symptoms. Chronic gastritis is a chronic inflammation of the gastric mucosa caused by a variety of reasons, most patients with chronic gastritis do not have obvious symptoms, only in the gastroscopy found to have chronic inflammation of the gastric mucosa manifestations, can be divided into chronic non-atrophic gastritis and chronic atrophic gastritis. Some patients with chronic gastritis may show epigastric discomfort, abdominal distension, abdominal pain, early satiety, belching, nausea and other symptoms of indigestion, and some patients may also experience mental and psychological symptoms such as forgetfulness, anxiety and depression. There is no correlation between the presence or absence of symptoms and the severity of symptoms and the histopathologic changes in the gastric mucosa seen under gastroscopy in patients with chronic gastritis. The diagnosis of chronic gastritis should be completed by a doctor, do not self-diagnosis or treatment, in order to avoid misdiagnosis and misdiagnosis caused damage.