上消化道疾病以各种慢性胃炎、消化性溃疡、急性胃粘膜病变和功能性消化不良为主,其中慢性胃炎为各种上消化道疾病发病率之最[1],流行病学资料也表明,慢性胃炎的发病率居各种胃病之首。患者多表现为腹痛、腹胀、嗳气、反酸、恶心、呕吐、烧灼感等症状,单从症状上难以明确诊断。 Upper gastrointestinal diseases with a variety of chronic gastritis, peptic ulcer, acute gastric mucosal lesions and functional dyspepsia, of which chronic gastritis is the highest incidence of various upper gastrointestinal diseases [1], epidemiological data also showed The incidence of chronic gastritis ranks first in various stomach diseases. More patients with abdominal pain, abdominal distension, belching, acid reflux, nausea, vomiting, burning and other symptoms, the symptoms alone is difficult to make a clear diagnosis.