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作 者:何伯圣[1] 黄胜[1] 邵伟斌[2] 龚沈初[1] 王天乐[1] 姜洪标[1]
机构地区:[1]南通市第一人民医院影像科,江苏南通226001 [2]南通市第一人民医院普外科,江苏南通226001
出 处:《实用放射学杂志》2009年第11期1603-1605,1655,共4页Journal of Practical Radiology
基 金:基金项目:南通市卫生局科研项目(编号:W-0301).
摘 要:目的 探讨MRI在小胰腺癌诊断中的价值。方法回顾性分析24例经手术、病理证实的小胰腺癌。分析多种MRI检查技术,包括常规胰腺扫描序列(FLASH2d和3d T1WI、倾斜横断面FS—T1WI、TSE—T2WI)、MRCP、Gd—DTPA动态增强扫描对小胰腺癌诊断价值。结果常规MRI序列对小胰腺癌诊断正确率为83.3%(20/24);MRCP可清晰、准确显示胆总管和胰管扩张;动态增强扫描对术前评估血管浸润的准确性达97.2%(140/144),手术切除率达到87.5%(21/24)。结论合理的MRI检查技术和评估方案,可以提高小胰腺癌诊断准确率及手术切除率。Objective To evaluate the diagnostic value of MRI in small pancreatic carcinoma. Methods MRI findings of small pancreatic carcinoma proved by pathology in 24 cases were analyzed retrospectiviely. MR imaging sequences included conventional pancreatic sequences ( FLASH 2d T1 WI, FLASH 3d T1 WI, declivate transection FS- T1WI, TSE- T2 WI), MR cholangiopancreatography(MRCP} and dynamic contrast-enhanced sequences. Results The diagnostic accuracy of conventional sequences for small pancreatic carcinoma was 83.3 % (20/24). The dilatation of bile duct and pancreatic duct tree were showed by MRCP clearly and precisely. The accuracy in evaluating the vascular invasion with contrast-enhanced scan was 97.2 %(140/144) ,and the surgical resectability was 87.5% (21/24). Conclusion By using the reasonable MRI techniques can improve the diagnostic accuracy and the resectability of small pancreatic carcinoma.
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