50.下列何種磁振造影技術可用於檢查腦脊髓液(cerebrospinal fluid)的流速?
(A)二維-疾行時間磁振血管造影術(2D time-of-flight MR angiography)
(B)二維-相位對比磁振血管造影術(2D phase-contrast MR angiography)
(C)三維-疾行時間磁振血管造影術(3D time-of-flight MR angiography)
(D)三維-對比增強磁振血管造影術(3D contrast-enhanced MR angiography)
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統計: A(268), B(1235), C(331), D(183), E(0) #1383916
統計: A(268), B(1235), C(331), D(183), E(0) #1383916