摘要慢性胃炎是常见病，认识其病因、临床表现，规范其诊断和治疗，以及预防其癌变一直为临床医师所重视。本指南在过去3次慢性胃炎诊治共识意见的基础上，参考国际上胃黏膜癌前病变处理指南等相关共识指南，制定符合我国国情的慢性胃炎诊断与治疗指南，具有临床价值和可行性。本指南由中华医学会消化病学分会发起，中华医学会消化病学分会消化系统肿瘤协作组主要成员作为召集人和撰写者，遵循国际通用的指南制定原则和方法，在广泛征集消化内科和内科医师意见的基础上，针对有关慢性胃炎的九大类临床问题，有循证依据地给出53项推荐意见，旨在提高我国临床医师对慢性胃炎这一多发病的诊治管理水平。

abstractsChronic gastritis is a common disease, clinicians have always attached importance to understanding its etiology and clinical manifestations, standardizing its diagnosis and treatment, and preventing cancer. Based on the consensus opinions on the diagnosis and treatment of chronic gastritis in the past 3 editions, and referring to the international consensuses and guidelines on the management of precancerous lesions of gastric mucosa, it is of clinical value and feasibility to formulate the guidelines for the diagnosis and treatment of chronic gastritis in line with China′s national conditions. This guideline was initiated by Chinese Society of Gastroenterology, with major members of the Cancer Collaboration Group of Chinese Society of Gastroenterology serving as the convenors and authors. Based on the internationally accepted principles and methods of guideline development, and the extensive collection of opinions from gastroenterologists and physicians, 53 evidence-based recommendations were given for 9 major clinical problems related to chronic gastritis, aiming to improve the diagnosis, treatment and management of chronic gastritis.