由于食管癌根治术手术创伤大,开胸手术对呼吸生理产生较大影响,术后肺功能的恢复是影响疾病痊愈的重要因素之一.我们拟对术后并发症进行分析,了解影响肺功能的危险因素,更有效地预防肺部并发症的发生.1.对象与方法： 1994年 1月至 1998年 12月本 院外科重症监护室 ( SICU)收治 Due to the large surgical trauma of esophageal cancer radical surgery, thoracotomy has a great impact on respiratory physiology, and the recovery of postoperative pulmonary function is one of the important factors affecting the recovery of the disease. We intend to analyze postoperative complications and understand the impact on lung function. The risk factors are more effective in preventing the occurrence of pulmonary complications. 1.Objects and Methods: From January 1994 to December 1998, admitted to our hospital’s Surgical Intensive Care Unit (SICU).