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小肠间质瘤术后复发影响因素分析:基于单中心数据的研究

  • 摘要: 目的:探讨影响小肠间质瘤(gastrointestinal stromal tumor, GIST)复发的高危因素。方法:回顾性分析2004年1月至2013年12月复旦大学附属中山医院收治的67例小肠GIST复发患者的临床资料。采用KaplanMeier法分析不同因素对小肠GIST复发时间的影响;采用Cox多因素回归分析法分析小肠GIST复发的独立影响因素。结果:单因素分析发现:肿瘤直径>10 cm、核分裂象≥30个/50 HPF(高倍视野)、肿瘤破裂以及R0切除患者的中位复发时间明显缩短,差异有统计学意义(P<0.05);多因素分析发现:肿瘤破裂、手术方式是小肠GIST复发的独立影响因素(P<0.05)。结论:R0切除、术中避免肿瘤破裂可延长小肠GIST的复发时间。

     

    Abstract: Objective:To investigate the recurrence factors of small intestine gastrointestinal stromal tumor (GIST) after resection. Methods:The clinicopathological data of 67 patients with recurrent small intestine GIST admitted to Zhongshan Hospital affiliated to Fudan University from January 2004 to December 2013 were retrospectively analyzed. KaplanMeier method was used to analyze the effects of different factors on the recurrence time of small intestine GIST. Cox multifactor regression analysis was used to analyze the independent factors of recurrence of small intestine GIST. Results:Univariate analysis revealed that the median recurrence time significantly shortened in patients with tumor diameter more than 10 cm, mitotic rate greater than or equal to 30/50 HPF, tumor rupture, and R0 resection, and the difference was significant (P<0.05). Multivariate analysis demonstrated that tumor rupture and surgical methods were independent prognostic factors for the recurrence of small intestine GIST (P<0.05). Conclusions:R0 resection and intraoperative tumor rupture avoidance can prolong the recurrence time of small intestine GIST.

     

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