單項(xiàng)選擇題正常腎動脈造影腎實(shí)質(zhì)期顯影最濃為開始注入對比劑后()
A.4~12s
B.18~20s
C.1~3s
D.2~3s
E.5~7s
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1.單項(xiàng)選擇題正常腎動脈造影腎實(shí)質(zhì)期始于開始注入對比劑后()
A.4~12s
B.18~20s
C.1~3s
D.2~3s
E.5~7s
2.單項(xiàng)選擇題正常腎動脈造影腎動脈期為開始注入對比劑后()
A.4~12s
B.18~20s
C.1~3s
D.2~3s
E.5~7s