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颅内松果体区生殖细胞瘤的MRI诊断 被引量:1

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摘要 目的探讨颅内松果体区生殖细胞瘤的磁共振成像(MRI)影像学特点,并与病理结果进行对比分析,以提高影像学诊断的准确率。方法收集20例手术病理证实的颅内松果体区生殖细胞瘤患者的MRI图像进行观察。结果患者中卵黄囊瘤3例,畸胎瘤恶变8例,胚胎性癌4例,混合型生殖细胞瘤5例。肿瘤均位于松果体区,表现为边界基本清晰的圆形或类圆形结节影,T1WI为等或低信号,T2WI加权为等或高信号,增强后呈均匀或不均匀性强化。结论发生于松果体区的颅内生殖细胞瘤,其MRI表现具有一定特征性,MRI是最有效的检查手段。
出处 《中国现代药物应用》 2015年第24期29-30,共2页 Chinese Journal of Modern Drug Application
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