頁籤選單縮合
題 名 | Comparison of Real-time Three-dimensional Gadolinium-enhanced Elliptic Centric-ordered MR Venography and Two-dimensional Time-of-flight MR Venography of the Intracranial Venous System=比較顱內靜脈系統的三維對比增強橢圓中心編碼法磁振靜脈造影與二維時間飛躍法磁振靜脈造影 |
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作 者 | 傅瑞勛; 賴炳宏; 蕭佳吉; 李尚潔; 翁梅瑞; 王柏欽; 陳坤煌; | 書刊名 | Journal of the Chinese Medical Association |
卷 期 | 73:3 2010.03[民99.03] |
頁 次 | 頁131-138+CA22 |
分類號 | 415.812 |
關鍵詞 | 顱內靜脈系統; 磁振靜脈造影; Intracranial venous system; Magnetic resonance venography; |
語 文 | 英文(English) |
英文摘要 | BACKGROUND : To compare 3-dimensional gadolinium-enhanced elliptic centric-ordered (3D GEC) magnetic resonance venography (MRV) with traditional 2-dimensional time-of-flight (2D TOF) MRV for imaging of the intracranial venous system. METHODS : Fifty-three patients underwent 2D and 3D MRV, whereby venous structures were evaluated by 2 neuroradiologists. RESULTS : Of the 53 patients, 10 were diagnosed with dural venous sinus thrombosis and 12 with intracranial tumors. 3D GEC MRV displayed superior sensitivity/specificity (90.9%/96.8%) compared to 2D TOF MRV (63.6%/48.4%). Analysis of the areas under the receiver operating characteristic curves also showed superiority of 3D GEC (0.91) versus 2D TOF (0.53) MRV. Of the remaining 31 healthy patients, the rate of complete visibility of venous structures was also greater for 3D GEC (95.8%) than for 2D TOF (62.1%) MRV. CONCLUSION : 3D GEC MRV is superior to 2D TOF MRV for providing more detail of the intracranial venous system, and can lead to better diagnosis of venous conditions. |
本系統中英文摘要資訊取自各篇刊載內容。