食管癌侵犯气管-支气管和(或)胸主动脉等被认为是食管癌不能做根治性切除的重要指征,如果术前能预测出食管癌是否可以做根治性切除及分期,就可以避免一些不必要的开胸探查术,并对手术方案的制订有很大的帮助。术前预测食管癌是否可以做根治性切除则是十分重要的[1~4]。MRI判别 Esophageal invasion of the trachea - bronchus and (or) the thoracic aorta is considered an important indication for the failure of radical resection of esophageal cancer. Preoperative esophageal cancer can be predicted if the radical resection and staging can be avoided Unnecessary thoracotomy, and the development of surgical programs have a great help. It is very important to predict whether esophageal cancer can be treated by radical resection [1-4]. MRI identification