颈胸段食管癌的放射治疗毛凯刘丕福于秋香（放射肿瘤科）由于颈胸部外轮廓变化大，食管走向弯曲，上、中、下层面的靶区不在同一轴上，颈胸段脊髓深度不同，食管与脊髓的距离很近等原因，使放疗的设计变得困难和复杂，我们在参考颈胸段食管癌各种放射治疗方法基础上，提出... Radiotherapy for cervical and thoracic esophageal cancer MAO Kai, LIU Yufu, YU Qiuxiang (Radiation Oncology) Due to the large changes in the external contours of the neck and the chest, the esophagus tends to bend, and the targets at the upper, middle, and lower levels are not on the same axis. Due to the close distance between the esophagus and the spinal cord, the design of radiotherapy has become difficult and complicated. Based on various radiotherapy methods for cervical and thoracic esophageal cancer, we propose that...