食管癌综合治疗研究进展赵建国杨昭义（内蒙古医学院第一附属医院放疗科）由于食管癌的特殊解剖位置，肿瘤向周围重要结构生长倾向使得单纯手术或放疗较难达到满意的局部根治效果。临床研究也发现，影响生存率的主要原因是术后复发，５年内死亡的患者８０％死于肿瘤复发，... Advances in comprehensive treatment of esophageal cancer Zhao Jianguo Yang Zhaoyi (The First Affiliated Hospital of Inner Mongolia Medical College, Department of Radiotherapy) Due to the special anatomical location of esophageal cancer, the tendency of tumors to grow around important structures makes it difficult to achieve satisfactory local curative effects with simple surgery or radiotherapy. Clinical studies have also found that the main reason for affecting survival is postoperative recurrence, 80% of patients who died within 5 years died of tumor recurrence,...