慢性胃炎是由于胃粘膜受到各种致病因子的经常侵袭而发生的一种慢性、非特异性、炎症性病变,慢性胃炎是常见病和多发病。我国人群中慢性胃炎的发病率高达60％以上。 慢性胃炎临床表现一般是进食后上腹部不适或疼痛,亦可为无规律的阵发性或持续性上腹疼痛。除疼痛外,可能伴有食欲不振、恶心、腹胀及嗳气。 Chronic gastritis is a chronic, nonspecific, inflammatory disease that occurs as a result of frequent invasion of the gastric mucosa by a variety of causative agents. Chronic gastritis is a common and frequently occurring disease. The incidence of chronic gastritis in our population as high as 60%. Clinical manifestations of chronic gastritis is usually upper abdominal discomfort or pain after eating, but also for irregular paroxysmal or persistent abdominal pain. In addition to pain, may be associated with loss of appetite, nausea, bloating and belching.