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当前学科:医学影像住院医师
题目:
单选题
Gd-DTPA用于诊断亚急性脑梗死时,脑回状最明显的强化时间为()
A
8~14天
B
4~7天
C
24~72小时
D
脑梗死后6~20小时
E
15天以后
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