【摘要】 <正> 在胃癌高发区有代表性群体中全面观察胃粘膜病变的特点,特别是癌前病变与胃癌的关系对于阐明癌变机理、流行因素以及对癌变的干予研究都具有重要意义。自1985年,我们在山东省临朐县胃癌高发区对一组30～64岁随机人群进行了胃镜和病理学检查,分析了胃粘膜病变在不同年龄组,胃不同部位的特点以及与胃癌的关系。现将初步分析结果报告如下。更多还原

【Abstract】 Precancerous gastric lesions were studied in a randomly selected population atLinqu County, Shandong Province, a high risk area of gastric cancer. Chronic atro-phic gastritis, intestinal metaplasia and dysplasia were first found in age of 30, andincreased with age. The precancerous gastric lesions were more serious in theantrum than in the funda of stomach. The results showed a natural history of precan-cerous gastric lesion in a high risk area.更多还原