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lmaging Analysis of Thirty-two Cases with Mediastinal Cystic Teratoma
Author(s): TANG Jiaquan, HUANG Zhongxiong
Pages: 375-
377
Year: 2004
Issue:
4
Journal: JOURNAL OF CLINICAL RESEARCH
Keyword: 皮样囊肿/放射摄影术; 纵隔肿瘤/放射摄影术; 体层摄影术; X线计算机; 磁共振成像;
Abstract: [目的]探讨囊性畸胎瘤的影像学诊断及检查方法的优选.[方法]报道囊性畸胎瘤32例,全部病例均有胸部正侧位X线片,其中CT检查11例,MRI检查2例.对其影像学表现进行回顾性分析.[结果]32例中胸片上23例可见典型胸膜外征,3例表现"非典型胸膜外征",6例表现"沟征",胸片术前诊断正确率仅15.6%,而CT检查为63.6%,2例MRI检查诊断正确.[结论]胸部正侧位X线片为该病的首选检查,但确诊有依赖CT或MRI检查,CT显示肿块为囊肿特性,若同时含有脂肪灶或块状骨化或牙齿则具有特征性.由于MRI对显示钙化与骨质效果差,因此作者认为CT为该病最佳检查方法,宜常规应用.
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