自1969年11月到1971年7月初,用深部X线治疗食管癌共256例,全部病例观察都满五年,初步总结:一、一般资料:本组凡完成4000伦琴以上者作为统计病例数共256例:男性188例(占73.4%),女性68例(占26.6%)。男:女=2·8:1。40岁以下25例(占9.8%),41～60岁167例(占65.2%),61岁以上64例(占25%)。病变部位:颈及胸上段75例(占29.3%), From November 1969 to early July 1971, a total of 256 cases of esophageal cancer were treated with deep X-rays. All cases were observed for five years. Preliminary summary: 1. General information: Persons who completed more than 4,000 roentgens in this group were counted as statistical cases. A total of 256 cases: 188 males (73.4%) and 68 females (26.6%). Male: Female = 2 · 8: 1. 25 patients under 40 (9.8%), 167 patients 41-60 years (65.2%), 64 patients over 61 years (accounting for 25%). Lesions: 75 cases (29.3%) in the upper cervical and thoracic segments