早期食管癌的发现率很低。据日本食管癌研究会的统计,每年约有5000人死于本病,但迄今为止发现的早期食管癌尚不足180例。作者报告了27例食管癌,其中早期7例,男性5例,女性2例,着重介绍了检查过程、好发部位、好发年龄组、性别及其有效的检查方法。作者认为: The discovery rate of early esophageal cancer is very low. According to statistics from the Japanese Esophageal Cancer Research Association, about 5,000 people die of the disease each year, but the number of early-stage esophageal cancers found so far is less than 180. The authors reported 27 cases of esophageal cancer, including 7 cases in the early stage, 5 cases in males, and 2 cases in females. The examination process, predilection sites, age group, gender, and effective examination methods were highlighted. the author thinks: