问题
单项选择题
关于脑血管畸形的叙述，错误的是（）
A.脑血管畸形长包括动静脉畸形、海绵状血管瘤、发育性静脉异常，及毛细血管扩张症
B.动静脉畸形可分脑实质、硬脑膜和混合型3种
C.动静脉畸形多见于后颅凹
D.MRI对海绵状血管瘤的诊断具有特异性
E.发育性静脉异常也称静脉瘤
答案
参考答案：C
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关于脑血管畸形的叙述，错误的是（）
A.脑血管畸形长包括动静脉畸形、海绵状血管瘤、发育性静脉异常，及毛细血管扩张症
B.动静脉畸形可分脑实质、硬脑膜和混合型3种
C.动静脉畸形多见于后颅凹
D.MRI对海绵状血管瘤的诊断具有特异性
E.发育性静脉异常也称静脉瘤
参考答案：C
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