食管癌脑转移的临床特征与MRI表现
刘金来,陈剑,高新芳
摘要(Abstract)：
目的探讨食管癌脑转移瘤的临床特征与MRI表现。方法回顾性分析9例食管癌脑转移瘤患者,其原发灶均经纤维胃镜活检或(和)手术活检病理证实,总结分析其临床表现及MRI特征。结果 739例食管癌患者中9例发生脑转移,低分化鳞癌8例,腺癌1例,其中合并肺转移1例。单发脑转移5例(55.6%),多发4例(44.4%)。共计发现病灶36个,其中位于幕上25个,幕下11个。增强扫描,病灶主要呈特征性环形强化。结论食管癌脑转移的发病率1.2%;脑转移的发生与原发癌的恶性程度有关;同时合并肺转移的几率11%;MR影像学增强扫描多表现为环形强化病灶,结合临床病史、MR影像学易诊断。
关键词(KeyWords)： 食管癌;转移瘤;临床特征;磁共振成像
基金项目(Foundation):
作者(Author): 刘金来,陈剑,高新芳
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