胃食管返流病(GERD)主要表现为反流性食管炎,非糜烂性食管炎,Barrett食管和食管腺癌,是消化科常见疾病,发病率有明显增高趋势。尤其是煤矿工人,工作环境潮湿,饮食明显不规律,空腹时间过长,及饮酒、吸烟、饱餐及胃扩张,胃排空延迟等因素较多,使得该群体发病率高于社会平均水平[1 Gastroesophageal reflux disease (GERD) is mainly manifested as reflux esophagitis, non-erosive esophagitis, Barrett’s esophagus and esophageal adenocarcinoma, is a common disease in the digestive system, with a significantly increased incidence. In particular, the coal miners have wet working environment, obviously irregular diet, too fast fasting time, and many factors such as alcohol consumption, smoking, full meal, delayed gastric emptying and delayed gastric emptying, making the incidence of this group higher than the social average [1