Objective: to compare the effect of different contrast-enhanced protocols and choose the optimal contrast material injection protocols for hepatic conventional ct and helical ct.
目的：比较不同注射程序对肝脏增强效果的影响，探寻常规ct及螺旋CT肝脏增强检查的最佳造影剂注射程序。
Using different injection rates, double-syringe power injector and saline flushing following contrast material bolus…
不同注射流率、双筒高压注射器及生理盐水的应用进一步提高了对比剂的利用率。
Serial thin - section CT scans were performed before and after injection of contrast material. The maximum level of enhancement was recorded.
在注射造影剂前后，对病灶进行一系列薄层扫描，计算出最大增强值。
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