Materials and Methods (1)19 patients with DSA and MDCTA were collected.
材料与方法（1）搜集经颈动脉DSA和MDCTA检查的临床病例19例。
Objective:To discuss the optimal scanning parameters of MDCTA of pancreas with multidector-row CT.
目的：探讨多层螺旋CT胰腺血管成像的最佳扫描参数。
The use of MDCTA preceding DSA can be helpful to focus the selective catheter angiography on certain spinal levels.
数字减影血管造影前采用多层ct血管造影检查可以帮助在特定脊柱节段行选择性导管血管造影。
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