作者：李扬1，年媛媛2，孟宪梅2

单位：1.内蒙古科技大学包头医学院，内蒙古 包头 014040；2.内蒙古科技大学包头医学院第二附属医院 消化内科，内蒙古 包头 014030

Authors: Li Yang1, Nian Yuanyuan2, Meng Xianmei2

Unit: 1.Baotou Medical College, Inner Mongolia University of Science& Technology, Baotou 014040, Inner Mongolia, China；2.Department of Gastroenterology, the Second Affiliated Hospital of Baotou Medical College, Inner Mongolia University of Science& Technology, Baotou 014030, Inner Mongolia, China

摘要：

我国是胃癌发病率和死亡率最高的国家之一，在所有恶性肿瘤中，胃癌发病率居全国第2位。为降低胃癌的发病率和死亡率，改善患者生存质量，减轻患者经济负担和心理压力，学者们一直致力于研究胃癌的发生发展过程及其诊断治疗方法 。本综述查阅相关文献，综合当前胃癌前病变诊断和治疗现状，以期发现新的方向和更有效的手段来预测、监测胃癌前病变的发展，阻断/延缓其进展过程。

关键词：胃癌前病变；慢性萎缩性胃炎；肠上皮化生；低级别上皮内瘤变

Abstract：

China has one of the highest incidence rates and mortality rates of gastric cancer. The incidence rate of gastric cancer ranks second among all malignant tumors. To reduce the incidence and mor[1]tality of gastric cancer, improve patients' quality of life, and reduce the economic burden and psychological pressure on patients, scholars have been working on the occurrence and development of gastric cancer and its diagnosis and treatment. This summary reviews the relevant literature and synthesizes the status of diagnosis and treatment of gastric precancerous lesions. To find new directions and more effective means to predict and monitor the development of gastric precancerous lesions, and block / delay their progression.

Key Words: Precancerous lesions of gastric cancer; Chronic atrophic gastritis; Intestinal metaplasia; Low-grade intraepithelial neoplasia