【摘要】目的：探讨1.5TMRI在直肠癌术前T分期中的常见误判原因。方法：收集我院32例经手术病理证实的直肠癌患者，术前均行MRI检查，分析直肠癌患者的T分期，并与术后病理分期对照，评估其一致性。结果：所选32例患者，其中高位直肠癌5例，中位直肠癌10例，低位直肠癌17例，术前准确T分期26例，准确率为81.3%。MRI术前T分期误判率为18.7%，其中过度分期4例，占12.5%， 2例出现分期不足。结论：深入认识、理解各种误判原因，改进诊断及扫描方法，就能提高MRI术前T分期的正确率，从而利于临床治疗方案的制定。

 【关键词】直肠癌；T分期；磁共振成像

 [Abstract] Objective： To investigate the causes of common misjudgment of 1.5TMRI in preoperative T staging of rectal cancer. Methods：Thirty-two patients with rectal cancer confirmed by operation and pathology were enrolled in our hospital. MRI was performed before operation to analyze the T stage of patients with rectal cancer ...... 第 1 2 页 下一页
 百拇医药网 http://www.100md.com/html/paper/2095-6851B/2019/05/36.htm
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