胃癌神经旁浸润的临床特征与预后分析

被引:15
作者
谢洪虎 [1 ]
吕成余 [1 ]
黄文斌 [2 ]
机构
[1] 南京医科大学附属南京第一医院普通外科
[2] 南京医科大学附属南京第一医院病理科
关键词
胃肿瘤; 神经旁浸润; 预后;
D O I
暂无
中图分类号
R735.2 [胃肿瘤];
学科分类号
摘要
目的探讨胃癌神经旁浸润(PNI)的临床意义。方法对2004年1月至2008年5月期间178例行胃癌根治术后的胃癌组织石蜡标本行苏木精-伊红染色,以肿瘤细胞浸润神经束或神经束膜判定为PNI阳性。分析PNI与胃癌临床病理特征及预后的关系。结果 PNI阳性78例(43.8%)。PNI与肿瘤浸润深度(P<0.01)、淋巴结转移(P<0.01)和TNM分期(P<0.01)有关,但与患者的年龄、性别、肿瘤位置和分化程度无关。单因素分析显示,胃癌患者总体生存率与PNI、胃癌浸润深度、淋巴结转移和TNM分期有关(均P<0.01);PNI阳性患者平均生存期(28.6个月)明显短于PNI阴性患者(44.3个月)(P<0.01)。多因素分析显示,PNI是影响患者总体生存率的独立因素(相对危险度为2.257,95%CI为1.268~4.019,P=0.006)。结论 PNI与肿瘤的进展有关,胃癌术后检测PNI可以作为判断患者预后指标之一。
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